Thumbnails fail to capture or display in Firefox
Custom thumbnails and screenshots fail to capture or load in Firefox, and capture errors appear on save.
Tier I · Proven The best-established problems.
8 public reports · first reported 4 October 2018 · last reported 10 August 2026
What's going wrong
Firefox users of the Speed Dial 2 new tab add-on report that tile thumbnails do not update, do not load, or show only part of the custom images they set.
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.