Priority Switcher for Thunderbird before version 0.7 has been blocked for your protection.
- Why was it blocked?
- This add-on is causing recurring startup crashes in Thunderbird.
- Who is affected?
- All users of Thunderbird 52 and above, using a version of the Priority Switcher add-on before version 0.7
- What does this mean?
The problematic add-on or plugin will be automatically disabled and no longer usable.When Mozilla becomes aware of add-ons, plugins, or other third-party software that seriously compromises Firefox security, stability, or performance and meets certain criteria, the software may be blocked from general use. For more information, please read this support article.