Delete Yahoo folders when they’ve outlived their purpose and your inbox feels cluttered. Maybe you created a folder for an old project, or you’ve got too many random categories you never use anymore. Instead of letting them sit there, you can clean things up in just a few clicks.
The good news? Yahoo Mail makes it simple to remove folders you don’t need without messing up the rest of your inbox. It’s quick, tidy, and gives you a smoother email experience.
In this guide, we’ll walk you through every step you need to take to remove Yahoo folders, and also help you understand what happens when a folder is deleted. The instructions cover both desktop and mobile users, ensuring that no matter how you access Yahoo Mail, you can take control of your folder structure easily.
What Are Yahoo Mail Folders?
Yahoo Mail folders are a built-in way to separate emails into categories. These are similar to folders on your computer. Instead of everything sitting in your inbox, folders help you organize messages by topic, sender, or purpose.
For example, if you get newsletters from different companies, you could create a folder called “Promotions” and filter those emails there. Or if you have receipts from online shopping, a folder called “Orders” could be handy.
Folders can be created by users or automatically by Yahoo’s filter settings. Each folder exists as a separate area in your account, holding only the emails you move or assign to it. Unlike labels in some other email services, Yahoo’s folders move the message out of your inbox.
These folders help streamline your experience, but too many of them can do the opposite. If you find yourself scrolling past 15 folders just to get to your inbox, that’s a sign it’s time to cut down.
Why People Delete Yahoo Folders
There are several reasons people decide to delete Yahoo folders. Sometimes, it’s about simplifying. Other times, the folder served a short-term purpose and is now empty or irrelevant.
Here are a few common scenarios:
- You made a folder for a vacation that ended two years ago. All the travel confirmations are outdated.
- You had a project at work and kept all related emails in one folder. The project ended and the emails are no longer needed.
- You created multiple folders but never really used them. They now just clutter your folder list.
- You no longer want to manage folders manually and prefer searching by keyword.
Deleting folders can help reduce this visual overload and make your mail interface cleaner. It can also help improve your focus by reducing the number of choices on the sidebar.
Another reason is that people switch devices or apps. Maybe you used a desktop to sort emails into folders but now mostly use your phone, where searching is easier than browsing folders. In that case, folders become less useful, and deleting them makes sense.
Understanding Default vs Custom Yahoo Mail Folders
Before you start deleting folders, it’s important to understand the difference between Yahoo’s built-in folders and the ones you created. Yahoo includes certain folders in every account by default, and you can’t delete these even if you don’t use them.
Default System Folders You Cannot Delete
Yahoo Mail includes several system folders that are essential for normal email functions. These include:
- Inbox
- Sent
- Drafts
- Spam
- Trash
- Archive
These folders handle basic email tasks. The Inbox holds new messages, Sent keeps a copy of what you’ve emailed, and Drafts saves incomplete emails. Spam filters suspicious messages, Trash holds deleted ones temporarily, and Archive stores emails you want to keep but don’t want in the Inbox.
These folders are locked in place. Yahoo doesn’t allow you to delete or rename them. Even if you try, there’s no option to remove them. The reason is simple: these folders help Yahoo Mail work properly. Deleting them would break core features.
If you’re trying to simplify your view, you can collapse the folder panel or avoid using these folders; but you cannot remove them.
Custom Folders You Can Remove
The folders you created manually are the ones you can delete. These are typically visible in the left panel under the system folders. You might see folders like:
- Travel
- Work
- Receipts
- Family
- School
These folders were made to serve a purpose you defined. Maybe you set up filters to route emails here. Maybe you used them for a special project. Over time, their usefulness may have declined. If a folder is no longer needed, you can delete it without affecting your Yahoo account’s main functions.
Deleting a custom folder removes all emails inside that folder. If those emails don’t exist anywhere else, they are gone. So it’s good practice to check a folder before deleting it, especially if you think you might need something from it later.
Yahoo doesn’t limit how many custom folders you can create or delete. The only limit is your own organization style. If your folder list looks crowded, it’s a good sign you should clean things up.
Preparation Before Deleting a Folder
Before removing any folders from your Yahoo Mail, it is important to take a few steps to ensure you don’t lose any important emails. Many users delete folders thinking they are empty or useless, only to later realize they held vital information. Taking a moment to prepare helps avoid this kind of mistake. Begin by checking each folder you plan to delete. Open it and scroll through all the messages. If you haven’t checked the folder in a long time, chances are you may not remember every email inside. Some folders contain old receipts, communication records, or even personal messages you forgot existed. If anything stands out as valuable, it’s a good idea to move it.
If you find messages you want to keep, drag them into another folder or the inbox. Another option is to forward them to another email address, especially if you want a backup outside Yahoo Mail. You can also use the search function to find related messages that might be scattered across multiple folders. This helps you organize everything in one place before deletion. Saving emails you might need later prevents regret.
If you use Yahoo Mail for work, double-check folders related to clients or job applications. Some conversations may seem old but could still be relevant later. It’s also wise to review folders with names that aren’t clear. Sometimes users create folders with vague titles like “Temp” or “Misc” and forget what they contain. These folders often hold surprises.
The goal of preparation is simple. Review the contents, save anything you need, and then decide whether the folder truly needs to be deleted. This reduces the chance of accidental data loss. Once you’re confident the folder is safe to delete, you can move on to the actual deletion process.
Review Folder Contents First
Taking the time to look through each folder before deleting it is more important than most users think. While it might seem faster to delete without checking, this can cause unnecessary problems. A folder might have been created for a temporary reason but could still hold one or two important emails. Skimming through the contents ensures nothing useful is lost.
Start by opening the folder. Use the date sort option to bring the oldest or newest messages to the top. This lets you quickly see whether the emails are still relevant. If the newest email is from years ago and doesn’t contain useful information, it might be safe to delete. But if even one message holds critical info, consider moving it elsewhere first.
If the folder contains lots of emails, you can use the search bar to filter messages. Enter keywords related to names, topics, or dates to surface specific items. For example, searching “invoice” or “reservation” may show you emails you forgot you had. This quick scan method saves time while helping you keep what matters.
Also check whether any filters automatically send messages to the folder. If so, deleting the folder might break that system. In such cases, adjust the filter before deleting. A thorough review avoids mistakes and ensures only useless folders are removed.
Move or Backup Important Emails
Before deleting any folder, take time to move or save any email that might be important. This is especially true if your emails include receipts, confirmations, or records. Losing access to those could cause problems in the future.
Moving emails is easy. Select the messages inside the folder, click the move option, and select a different folder. If no folder fits, you can send them back to the inbox or create a new folder just for storage. Some users prefer to collect old emails in one place before deleting others.
If you want an extra copy outside Yahoo, consider forwarding those emails to another account. This creates a backup that doesn’t depend on Yahoo Mail. Another method is printing the emails as PDF files and saving them on your device.
Don’t rush through this step. It only takes a few minutes to secure what you need, and doing so provides peace of mind. Once the important emails are moved or saved, you can confidently delete the original folder without worry.
Step-by-Step Guide to Delete Yahoo Folders on Desktop
Deleting a Yahoo Mail folder using your computer is a quick and easy process. You just need to access your email from a web browser. The interface on the desktop gives you full control over your folders, making it the best place to manage them. If you’re using Yahoo Mail on a browser, follow the steps below carefully.
First, log into your Yahoo Mail account. Use your usual browser and type in the Yahoo Mail web address. Once you’re signed in, the main interface appears, with the folder panel on the left side of the screen. This is where all your folders, including system and custom ones, are listed.
Next, scroll down the folder list and find the one you want to delete. Be sure this is not a system folder. If it is, you won’t see a delete option. Only folders created by the user can be deleted. Right-click on the folder you want to remove. A small menu appears with several options. Choose the “Delete Folder” option from the list. A confirmation prompt will appear asking if you’re sure you want to delete it. Confirm your decision, and the folder will be deleted.
All emails stored inside that folder will also be deleted. They won’t go to the Trash; they’re permanently removed. So make sure you’ve reviewed and saved anything important beforehand.
This method works for all major browsers like Chrome, Firefox, and Edge. As long as you can log into your account and see the full interface, the steps remain the same. If you’re using an older version of the browser or have issues with loading, try refreshing the page or switching browsers.
Sign Into Your Yahoo Account
The first step in deleting a folder is to sign into your Yahoo Mail account from a desktop browser. Open your browser and go to the Yahoo homepage. Click on the Mail icon or go directly to the Yahoo Mail URL. Enter your username and password. If you have two-step verification, complete that process to gain access.
Once inside, you’ll see your inbox by default. On the left side of the screen is the folder panel. This panel displays both Yahoo’s default folders and any custom folders you’ve made. If the panel is minimized, click the small arrow or icon to expand it. Make sure the entire list is visible before proceeding.
Navigate to the Folder Panel
With your account open, direct your attention to the left sidebar. This section shows all available folders. Scroll until you find the one you want to delete. Remember that system folders like Inbox, Sent, and Trash cannot be deleted. You’re looking for folders with names you created; ones that are safe to remove.
Clicking on a folder opens it so you can review its contents. This is your last chance to confirm whether there’s anything worth keeping. Once you’re sure the folder is no longer needed, you’re ready to take the next step.
Right-Click and Select Delete
When you’ve found the folder you want to delete, right-click it with your mouse. A small menu appears next to the folder name. In that menu, you’ll see the option labeled “Delete Folder.” Click it to begin the deletion process.
If you don’t see the delete option, double-check that the folder is custom and not one of Yahoo’s built-in system folders. Only user-created folders can be deleted this way.
Confirm Folder Deletion Prompt
After clicking “Delete Folder,” a popup will appear asking for confirmation. This is your last chance to stop the process if you changed your mind. The prompt will clearly state that deleting the folder will remove all its contents.
If you’re sure, click the confirm button. The folder disappears from the list, and all emails inside are permanently deleted. If you want to keep the folder name but clear its content, consider deleting the emails inside instead of the folder itself.
Deleting Yahoo Mail Folders from Mobile Devices
Yahoo Mail also allows folder deletion through its mobile apps. While the steps are similar to the desktop version, the interface is adjusted for smaller screens. The mobile app works on both Android and iOS devices. Each platform has a slightly different layout, but the steps follow the same pattern.
Start by opening the Yahoo Mail app on your phone or tablet. Make sure you’re signed into the correct account. Tap the menu icon to view the folder list. Just like the desktop version, system folders can’t be deleted. You’ll need to find a custom folder in the list.
Tap and hold the folder you want to delete. A small pop-up menu will appear. Choose the delete option. You’ll see a confirmation screen asking if you really want to delete the folder. Confirm the deletion, and the folder disappears from your list. All emails inside are also deleted permanently.
Make sure your app is updated to the latest version. If the delete option doesn’t appear, it could be due to an outdated app or temporary glitch. In that case, try restarting the app or using the desktop version instead.
What Happens After Deleting a Yahoo Folder
After you delete a folder in Yahoo Mail, both the folder and its contents are gone. This action is permanent. The emails do not go to the Trash. They are not stored in any other location within your Yahoo account. They are erased completely. For this reason, deleting a folder should always be a final decision.
Once the folder is deleted, the folder list refreshes automatically. The folder name will no longer appear on the left panel. If you had filters linked to that folder, they might stop working or cause errors. Yahoo does not auto-update filters after folder deletion, so it’s a good idea to review your filter settings. Any rule that was sending messages to the deleted folder needs to be edited or removed.
In some cases, you may notice a small change in how your inbox appears after folder deletion. If you had unread messages in that folder, they’re also deleted. This might cause your unread message count to drop unexpectedly. If you used that folder often, it may take a short time to adjust to its absence, especially if you previously used it as a quick-access location for specific messages.
Deleted folders cannot be restored. There is no undo button. That’s why we stressed earlier that preparation is important. Once you click confirm, the data is wiped. There is no recycle bin for folders in Yahoo Mail.
Some users think they can recover folders by contacting Yahoo support. In most cases, Yahoo does not restore deleted folders or their contents unless the loss was due to a verified system error. This means manual folder deletions are treated as intentional and final.
Deleting a folder does not affect your Yahoo Mail quota or storage significantly unless the folder held a large number of emails. If it did, you might notice a small increase in available space. But most users delete folders for simplicity, not storage.
Impact on Email Organization
When you delete a folder, you also change how you interact with your email account. If you relied on that folder to group similar messages, losing it will require new habits. You might need to rely more on search or create a new folder to replace it.
For some, this change can feel like a relief. A long list of folders can feel cluttered and slow down navigation. By deleting unused folders, your Yahoo Mail interface looks cleaner. You can focus on your inbox and the folders that still serve a purpose.
But if the folder was active and had emails flowing in regularly, its removal creates a gap. The next emails that would have gone there may now land in your inbox or be sorted by an outdated filter. Adjust your system accordingly. Either update your filters or create a new folder to capture those messages.
In short, deleting a folder has immediate effects. It removes structure. Whether that’s good or bad depends on how you managed your mail before. The key is knowing what you’re removing and being ready for how your routine might change after it’s gone.
Can You Recover Deleted Folders?
The simple answer is no. Yahoo Mail does not offer a restore feature for deleted folders. Once you confirm deletion, both the folder and its contents are permanently erased. Yahoo’s Trash folder only holds individual deleted emails, not entire folders.
There is no system log to retrieve folder history. Yahoo support rarely recovers folders unless it’s part of a system-wide error. Even then, it’s not guaranteed. That’s why checking contents and saving important data beforehand is so critical.
If you realize you deleted a folder by mistake, your only option is to recreate the folder manually. Unfortunately, the messages that were inside are gone unless you had backups. If you forwarded any of those emails to another address or saved copies outside Yahoo, you may still have access to the content.
Some users believe that recently deleted folders can be found in browser history or cache. This is not true. Even if your browser saved a snapshot of your email page, it won’t store the actual messages or folder structure. Yahoo Mail runs on live server data, and deletions are processed instantly.
To avoid permanent loss in the future, it’s smart to regularly back up important emails or keep a duplicate of key messages in another account. Deleting a folder is fast, but recovery is not possible, so make sure the decision is final.
Common Issues and Troubleshooting
While deleting folders is usually straightforward, users occasionally run into issues. Some problems come from using an outdated app or browser. Others are caused by misunderstandings of Yahoo’s system rules. Understanding these problems helps you solve them faster and avoid confusion.
One common issue is not being able to find the delete option. If this happens, it’s likely that you’re trying to delete a system folder. Remember that folders like Inbox, Sent, and Spam cannot be deleted under any condition. These are fixed parts of Yahoo Mail and serve essential functions.
Another issue arises when the delete function doesn’t work. You might click delete, but nothing happens. This can occur if your browser has problems loading Yahoo’s scripts. Try clearing your cache, refreshing the page, or switching to another browser. If you’re on mobile, update the app or reinstall it. Outdated software often causes such bugs.
Sometimes, users report that a folder was deleted accidentally. Maybe they clicked too quickly or tapped the wrong item on mobile. Unfortunately, once confirmed, deletion cannot be undone. This highlights the need for careful review and slow, deliberate actions when dealing with folder settings.
If emails still arrive in a deleted folder’s name, it usually means you didn’t update your filters. Check your Yahoo Mail filter settings and remove any rules pointing to the deleted folder. If left unchanged, those filters can cause email delivery errors.
In very rare cases, Yahoo’s servers may have brief outages that affect how folders behave. If everything seems to work except folder deletion, check Yahoo’s help page for service status updates. Waiting a few hours and trying again often solves the problem.
Can’t Find Delete Option
If you are trying to delete a folder and don’t see the delete button, you’re likely dealing with a folder you can’t remove. Yahoo only allows users to delete folders they created themselves. Built-in folders like Drafts or Archive don’t have a delete option.
Another reason the option might not appear is due to how you’re accessing Yahoo Mail. Some mobile versions of the app don’t display all options unless fully updated. If you’re using a browser, make sure JavaScript is enabled and the page has fully loaded. A slow connection or browser issue can hide buttons or delay menus.
Also check if you’re signed in with full access. Some users link multiple Yahoo accounts or use temporary access, which can limit available features. Always sign in directly using your main credentials for complete access.
Deletion Not Working
If deletion fails even after clicking the option, it could be due to a temporary glitch. Try closing and reopening your browser or app. If you’re on a desktop, log out and log back in. Clearing cookies and cache can also help.
In some cases, ad blockers or browser extensions interfere with Yahoo Mail’s features. Disable these tools temporarily to see if deletion works. If it does, you can adjust your extensions later to avoid interference.
If none of these fixes work, visit Yahoo Help. You can search their support page or report the issue. But usually, a reset of your browser or app is enough to fix the problem.
Alternatives to Deleting Yahoo Folders
Not every folder needs to be deleted. In fact, sometimes it’s better to keep the folder and change how it’s used. If you’re unsure about deleting, there are several alternatives. You can rename the folder to give it a new purpose. You can archive the emails inside and reuse the folder. These options allow you to maintain control without permanent loss.
One option is renaming the folder. If the current name doesn’t reflect its contents, choose a title that does. For instance, change “Old Project” to “2021 Reports” if that better fits the content. A clear name might help you reuse the folder instead of removing it.
Another choice is clearing out the emails without deleting the folder. Select all emails inside and delete them. The empty folder remains, ready to use again. This is good for people who rely on consistent folder names.
Archiving messages is also helpful. If you don’t want to delete emails, just remove them from the folder and send them to Archive. That way, they’re still available through search but don’t clutter up your folder list.
By using these options, you can keep your email organized without the risk of losing important messages or breaking your workflow.
Tips for Keeping Yahoo Mail Organized
Managing your Yahoo Mail effectively requires regular upkeep, and folders play a central role in that. Rather than creating too many folders and letting them go unused, it’s smarter to keep your system simple. One of the best approaches is to use only a few folders, each with a specific and obvious purpose. For example, a folder named “Work 2025” is much clearer than one called “Misc.” The clearer your folder names, the easier it becomes to find what you need.
It’s also a good idea to go through your folders monthly or quarterly. Set a calendar reminder if necessary. Open each folder and delete messages you no longer need. If a folder hasn’t been used in several months, consider merging its contents into another folder or deleting it entirely.
If you receive many messages daily, filters can help. Filters sort incoming mail into folders automatically. But they require upkeep. If you’re deleting a folder, be sure to remove any filter connected to it. Otherwise, emails might get lost in the void.
Keep your folder panel as short as possible. A long list of folders might seem organized, but it can slow you down. A clean view helps you spot new messages faster and keeps your screen from feeling cluttered.
Remember that folders are a tool, not a requirement. If you’re more comfortable using search instead of folders, that’s fine. Some users prefer searching by keyword or sender instead of sorting manually. Use the method that fits how you think. Organization isn’t about following a strict rule. It’s about making your email faster to manage and easier to understand.
Use Fewer Folders with Clear Names
Using fewer folders is not about limiting your options; it’s about boosting clarity. Every time you create a new folder, you’re adding one more thing your brain has to scan. If each folder has a purpose, it works. But when you have ten folders and use only two, that’s wasted space and attention.
Pick simple, direct names. For instance, instead of “Q1 Statements,” call it “Jan-March Bills.” Instead of “Clients,” break it into “Client A” and “Client B” if needed. Keep names short and specific. Avoid vague titles like “Stuff” or “Misc,” which are hard to search later.
Also, make sure your folder names reflect content. If a folder’s name says “Receipts,” then it shouldn’t also hold newsletters. That makes things confusing when you’re in a rush. Keeping one type of email per folder helps your future self stay sane when you’re hunting for something important.
By streamlining your folders and keeping names practical, you make Yahoo Mail faster to navigate. The simpler your folder system, the easier it becomes to manage email without frustration.
Clean Up Emails Regularly
If you want your inbox and folders to stay clean, make a habit of deleting or archiving old messages. Try to clean up your email weekly or monthly. You don’t need to do a full sort each time. Just look for emails that no longer serve a purpose; expired offers, outdated notices, or messages you’ve already acted on.
You can use the search bar to find emails older than six months or a year. Then delete them in bulk. If you’re unsure whether to delete something, archive it. That way, it’s not in your inbox or folders, but still accessible later.
The more often you clean up, the less you’ll need to worry about deleting folders. Everything stays neat, and your folder system becomes easier to manage. This habit saves time and reduces stress when you need to find something quickly.
Yahoo Mail Settings Related to Folders
Yahoo Mail gives users several settings that affect how folders appear and function. These options can make it easier to stay organized or harder, depending on how you use them. Knowing where to adjust these settings can save time and make your email layout more useful.
One setting to look at is folder visibility. You can hide certain folders from view, which helps reduce visual clutter. If you have folders you rarely use but don’t want to delete, hiding them is a good middle-ground option.
You can also adjust how your folders are sorted. By default, they appear in the order you created them. But some users prefer alphabetical order. Yahoo doesn’t have a drag-and-drop feature for reordering folders, so renaming folders with numbers (like “1. Travel” or “2. Bills”) is a simple workaround if you want to control their sequence.
Filters are another powerful setting. If you’ve created filters that send emails to specific folders, review those rules regularly. If you delete a folder without updating its filter, future emails might not be sorted correctly.
Managing these settings once in a while keeps Yahoo Mail smooth and easy to use. They also give you better control over how you interact with your folders day to day.
Adjusting Folder View Options
While Yahoo Mail doesn’t offer full customization of folder layout, there are still small changes you can make to suit your needs. One option is collapsing folder sections. If your folder list is long, hide unused ones by clicking the arrow next to the folder category. This keeps your screen cleaner.
You can also rename folders at any time. Click on the folder name, choose the rename option, and type the new title. This is helpful if your email habits change. Instead of deleting folders that might be useful later, just update the label.
Lastly, choose whether or not to show unread counts. This setting makes it easier to spot new messages but can be distracting if your goal is a clean look. It’s your choice. A few clicks in the settings menu can improve your whole email experience.
Using Filters to Sort Emails
Filters are Yahoo Mail’s way of sorting messages as soon as they arrive. You can set conditions based on sender, subject line, or keywords. Once the rule is created, Yahoo will automatically move those messages into the folder you specify.
To set up a filter, go to your Yahoo Mail settings and find the “Filters” section. From there, you can create a new rule. Be careful to review your filters every time you delete a folder. Otherwise, your filters could point to folders that no longer exist.
Filters can help keep your inbox clean, but only if they’re set up right. If you create too many rules, you may forget where emails are going. Keep your filter list short and only use it for categories you really want to separate.
How Yahoo Handles Deleted Data
When you delete something in Yahoo Mail, it’s removed from your account and stored temporarily on Yahoo’s servers before permanent deletion. But this only applies to deleted messages in the Trash folder. Folders you delete are erased immediately, including all the emails inside.
Yahoo does not offer a grace period for deleted folders. There is no built-in recovery window. This is why backing up messages or checking a folder before deleting it is so important. Once gone, the data is out of reach.
Yahoo’s policy on data retention is simple. Messages in the Trash are removed after a set number of days, often 7 to 30. Archived emails remain unless you delete them manually. But folders, once removed, are not retained at all.
This approach makes it clear: delete with caution. Yahoo will not intervene unless the loss was caused by a proven error on their part. Users are expected to manage folders responsibly.
Server-Side Email Deletion
Yahoo operates on a cloud-based system. When you delete emails or folders, the changes happen on their servers immediately. That means the deletion is synced across all devices. If you delete a folder on desktop, it disappears from mobile too.
There is no offline storage of folders unless you’ve backed up messages on your computer or saved them as files. Yahoo does not offer local storage or downloadable folder backups through its standard tools. Third-party apps or manual forwarding are the only ways to keep local copies.
Privacy and Data Retention Policies
Yahoo’s privacy policies are transparent about how they store and remove data. When you delete a folder, it’s erased from your account and Yahoo’s systems based on their data cleanup cycles. This reduces the risk of old messages being accessed later.
Still, always assume deleted means permanent. Yahoo does not restore data from deleted folders unless required by law or in very rare cases of server failure. If you need to keep certain emails private or long-term, save them offline or forward them to another secure email.
Final Thoughts on Folder Management
Managing folders in Yahoo Mail is a task that, when done right, saves time and reduces stress. Folders help sort your messages, but they also need attention. Creating too many leads to confusion. Leaving old folders untouched adds to the clutter. Deleting folders helps clean things up, but the process should be handled with care.
Before you delete, check the contents. Move anything important. Understand that folder deletion is permanent, and filters must be updated afterward. Use folders only when they truly improve your email habits.
The best folder systems are the ones that match how you think and work. Keep it simple. Review it often. Delete what you no longer need, and save what still matters. Yahoo Mail offers the tools; you just need to use them wisely.
FAQs About Deleting Yahoo Mail Folders
Can I delete default folders like Inbox or Sent?
No, Yahoo does not allow you to delete system folders. These are permanent and required for basic email functions.
Will deleting a folder also delete the emails inside it?
Yes, all emails in the folder will be permanently deleted. They do not go to the Trash.
Can deleted folders be recovered?
No, once a folder is deleted, there is no recovery option available in Yahoo Mail.
What should I do if I accidentally deleted a folder?
Check if you had backups or forwarded emails. Recreate the folder if needed. Unfortunately, Yahoo cannot restore deleted folders.
How often should I clean up my folders?
It’s best to review your folders at least once a month. Delete what you don’t need and rename or update folders that have changed in purpose.