: It is generally safer to use the Chrome Web Store or Firefox Add-ons rather than downloading .zip files from unverified third-party sites, which may contain malware. How to Delete ALL Messages In Facebook Messenger
: Click "Load unpacked" and select the folder where you extracted the extension files. Safety & Privacy Considerations
: Many versions include a "Choose and Delete" feature to tick specific boxes next to threads instead of clearing the entire inbox. Download Delete Bulk Facebook Messages extension zip
: Reputable extensions like those from Sam Hoque claim 100% local processing, meaning they do not send your message data to external servers.
Because these tools require permission to read and change data on Facebook, caution is essential: : It is generally safer to use the
: Unzip the file (e.g., EraseConvo.zip ) into a dedicated folder on your computer.
These extensions typically inject new interface elements, such as checkboxes or "Delete All" buttons, into the standard Facebook Messenger desktop site. : Reputable extensions like those from Sam Hoque
: Allows for mass deletion or archiving of personal chats, group conversations, and Facebook Marketplace messages.