Seen Blocker for Facebook™

Seen Blocker for Facebook™

Facebook™ Seen Blocker allows you to read your Facebook messages without notifying the sender.

Seen Blocker for Facebook™ promo image
What is Seen Blocker for Facebook™?

Seen Blocker for Facebook™ is a Firefox add-on that allows users to read their Facebook messages without letting Facebook report seen status to the senders by disabling read receipts. The sender will not see the 'Seen' label when you read their messages. The add-on can be activated from the toolbar button and preserves its last activation status across sessions.

Merlin
Stats
Stats date:
By: Morni
Users: 784 ▼ -1
Rating: 3.62 (29)
Version: 0.1.5 (Last updated: 2018-08-31)
Creation date: 2015-02-22
Weekly download count: 5
Firefox on Android: Yes
Manifest version: 2
Permissions:
  • storage
  • tabs
  • background
  • webRequest
  • webRequestBlocking
  • *://www.facebook.com/ajax/mercury/change_read_status.php
  • *://www.facebook.com/ajax/messaging/typ.php
Size: 67.68K
Email: Click to see
URLs: Website
Risk impact: Moderate risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Chrome
Not available on Edge
Merlin
Summary

Seen Blocker for Facebook™ allows you read your Facebook messages without letting Facebook from reporting your seen status to the sender by blocking the request. As a result your friends will not see the 'Seen' label when you read their messages. The extension can simply be activated from the toolbar button and it will preserve its last activation status across sessions.

FAQs: How can I activate the extension? Once this extension is installed, there's nothing really much you need to do. Just click on the toolbar button. When the the color turned to green, it will block specific web requests to disable read receipts from Facebook.

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Has always worked fine with Firefox on Windows
  • Does what it says
  • On Android 8.0, there's a 'Facebook™ Seen Blocker'
Cons
  • Not working in 2023
  • Doesn't work on new Facebook version
  • Does not work on messenger.com
Most mentioned
  • Not working in 2023
  • Does not work on new Facebook version
  • Does not work on messenger.com
View all user reviews
Safety
Risk impact

Seen Blocker for Facebook™ may not be safe to use and it requires some risky permissions. Exercise caution when installing this add-on. Review carefully before installing.

Risk likelihood

Seen Blocker for Facebook™ has earned a fairly good reputation and likely can be trusted.

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Screenshots