Firefox freezes when the VPN extension connects
The browser freezes or locks up when the extension sets up a connection, and the add-on cannot be disabled while frozen.
Tier I · Proven The best-established problems.
8 public reports · first reported 13 February 2026 · last reported 1 October 2026
What's going wrong
Firefox users say the Proton VPN extension locks up the whole browser for tens of seconds when they start a new connection, and sometimes the browser crashes or uses up memory.
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 8 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.