Add-on breaks after Firefox updates with no rollback
Add-on stops loading after Firefox updates and users cannot roll back to the previous version.
Tier II · Emerging Problems that are still building up.
3 public reports · first reported 17 November 2017 · last reported 13 December 2025
What's going wrong
Users report that the FB2 Reader add-on stops loading after a Firefox update, with its toolbar icon greyed out, and they cannot find a way to return to the previous working version.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 3 reports are about, and how many came each month.
- Related problems.
No business has been found with this problem yet, so the report has no contacts. All sales are final — no refunds. Pricing.