Add-on slows YouTube subscriptions and freezes Firefox
The add-on makes YouTube and Firefox lag, freeze or take seconds to load on large subscription lists.
Tier I · Proven The best-established problems.
12 public reports · first reported 29 March 2018 · last reported 27 February 2026
What's going wrong
Many users report that this YouTube subscription organizer makes the subscriptions page sluggish, with group loads taking seconds, CPU usage spiking, and Firefox freezing for a while.
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 12 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.