firefoxaddonfail

2019年5月4日 — The fix will be automatically applied in the background within 24 hours. No active steps need to be taken to make add-ons work again. In ...

2019年5月9日 — When i try to install Origin Ublock i get the message this addon could not be installed because it appears to be corrupt .

2022年8月18日 — Hi, I just installed Firefox on my phone but I can't download add-ons (see attachments). My connection is fine, I tried disabling the VPN, ...

The Firefox add-ons might not work if your Firefox browser is not up to date. Moreover, incorrect date/time settings of your system or corrupt Firefox user ...

2019年5月3日 — Now when I try to install Adguard or any other add on I get the message, Download failed. Please check your connection. The message occurs ...

2020年1月14日 — I tried to go to (addons.mozilla.org) and found the same behavior. Images were not displayed and extensions were not downloaded (Download failed ...

This article will help you overcome the issue and install the add-on in Firefox.

Here are a few examples of add-ons affecting or breaking Firefox: Your default search has changed unexpectedly. Your home page or browser settings have changed.

This article describes various reasons that would cause an add-on not to be able to be installed and what you can do to fix the issue.

2020年9月29日 — In my testing I found that the ID and collection name must match their respective values in the Collection URL, not the display name. https:// ...