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FB unseen version history - 4 versions

FB unseen by Horizonsoft

Rated 3.8 out of 5
3.8 Stars out of 5
5
58
4
9
3
8
2
4
1
20
FB unseen version history - 4 versions
  • Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.

  • Latest version

    Version 2.1resigned1

    Released 25 Apr 2024 - 183 kB
    Works with firefox 48.0 and later

    Source code released under Mozilla Public Licence 2.0

    You'll need Firefox to use this extension
    Download Firefox and get the extension
    Download file
  • Older versions

    Version 2.0

    Released 5 Jan 2017 - 177.63 kB
    Works with firefox 48.0 and later
    - New popup design
    - block seen from messenger.com
    - Add Mark as read button
    - Block the "delivery receipts"
    - Block "last active" indicator

    Source code released under Mozilla Public Licence 2.0

    Download file
  • Version 1.2.8

    Released 29 Nov 2016 - 156.35 kB
    Works with firefox 48.0 and later
    bugs fixes

    Source code released under Mozilla Public Licence 2.0

    Download file
  • Version 1.2.1

    Released 2 Jul 2016 - 261.89 kB
    Works with firefox 48.0 and later, android 48.0 to 68.*
    bugs fixes

    Source code released under Mozilla Public Licence 2.0

    Download file
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