Seen Blocker for Facebook™

Seen Blocker for Facebook™

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

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
By: Morni
Users: 730 ▼ -12
Rating: 3.58 (31)
Version: 0.1.6resigned1 (Last updated: 2024-04-25)
Creation date: 2015-02-22
Weekly download count: 13
Firefox on Android: Yes
Risk impact: High risk impact
Risk likelihood: Moderate risk likelihood
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: 71.72K
URLs: Website
Stats date:

Other platforms

Not available on Chrome
Not available on Edge
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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
  • Works
  • Does what it says
  • So far so good, nice work :)
Cons
  • Not working as of march 2024
  • Not working in 2023
  • Does not work in the new facebook version
  • Doesn't work on messenger.com
  • I'm not sure if this works or not, but Zemana AntiMalware shows it as a 'harmful object'
Most mentioned
  • Not working/functionality issues
  • Needs update/Please fix it
  • Works/Positive feedback
  • Compatibility with platforms (Facebook, messenger.com, Windows, Android 8.0)
  • Potential security concerns (Zemana AntiMalware harmful object)
Recent reviews
not working as of march 2024
by ppqg, 2024-03-04
View all user reviews
Safety
Risk impact

Seen Blocker for Facebook™ is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Seen Blocker for Facebook™ if you trust the publisher.

Risk likelihood

Seen Blocker for Facebook™ is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

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Screenshots