Open and tap the three dots (More options) in the top right. Go to Settings > Storage and Data . Tap Manage Storage .
Since there is no recycle bin for messages, recovery is only possible if you have a backup: Trashbox Whatsapp Android
WhatsApp on Android does not have a "trash box" or "recycle bin" in the traditional sense where deleted messages are stored before permanent removal. Instead, it uses a section to help you find and delete large files, and it relies on backups for recovering deleted content. Finding the Hidden "Trash" (Manage Storage) Open and tap the three dots (More options) in the top right
If you delete a message, you can often recover it by uninstalling and reinstalling WhatsApp, then choosing to Restore from your most recent backup. Note that any messages sent after the backup was created will be lost. Third-Party "Trash Box" Apps Since there is no recycle bin for messages,
Here, you can see a breakdown of files "larger than 5 MB" or those "forwarded many times." Select items and tap the to delete them. Recovering Deleted Messages
You may find third-party apps like Lovely Trash Box that claim to add a recycle bin feature or help manage storage, but these are not official WhatsApp features.
If your goal is to clear space, WhatsApp provides a built-in tool to review and permanently delete high-volume media: