Blocklist mode stops blocking sites mid-session
Blocklist mode stops blocking sites partway through a session, or never blocks at all, and a blocked site can keep its tree alive.
Tier I · Proven The best-established problems.
5 public reports · first reported 4 November 2017 · last reported 4 September 2025
What's going wrong
Some Firefox users say the blocklist works at first and then lets distracting sites load after a set time, while others say it never blocks anything.
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 5 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.