Automatic Spam Deletion
Messages in the Spam folder are deleted automatically after 30 days. Check the Spam folder at least once a month or every four weeks so that you don’t miss messages that you want to see.
Recover Good Mail From the Spam Folder in Yahoo Mail
Marking “good” mail as Not Spam recovers the message to your Yahoo Mail inbox, makes it available for download via Yahoo Mail POP access, and trains the spam filter not to catch similar messages. Here’s how:
Recover Good Mail From Spam Folder in Yahoo Mail Basic
To restore a good email from your Spam folder using Yahoo Mail Basic: As an alternative, open a message to mark it not spam:
Recover Good Mail from Spam Folder in the Yahoo Mail Mobile App
To mark an email as not spam in the Yahoo Mail app on mobile devices and have it restored to the inbox folder:
Empty the Spam Folder Quickly in Yahoo Mail
After you check the Spam folder and recover any good mail that was inadvertently caught, delete the remaining messages in the folder. This way, you won’t have to check these messages again. To quickly delete all emails in the Yahoo Mail Spam folder: