← Problems

EPUB files fail to open from disk or web

Epub files will not open from disk or downloads, and Firefox saves the file or opens endless popups instead.

Tier II · Emerging Problems that are still building up.

14 public reports · first reported 5 June 2017 · last reported 13 January 2024

Idea report · $9 · No contacts · All sales final

See a sample idea report

What's going wrong

Many Firefox users say the EPUBReader add-on does not open their books.

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 14 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.