Can Firefox add-ons have viruses?

Can Firefox add-ons have viruses?

Extensions hosted on (majority are third-party) should not come with any viruses but if by tiny chance one did slip through, it could then be removed by the AMO staff.

Are add-ons safe in Firefox?

When a developer submits an extension to, it’s scanned for a set of common issues. It may also be subject to human review. But neither of these processes guarantee that an extension is absolutely 100% safe.

Are browser add-ons safe?

Malicious browser extensions can redirect your search traffic elsewhere. A dangerous web extension could potentially download malware, adware, and Trojan horse viruses. Some browser extensions can gather bits of information from your browsing history and pass it on to third parties or sell it to advertisers.

How do I add trust to Firefox?

Add Trusted Sites for Mozilla Firefox

  1. In Firefox go to the Open Menu (Upper right 3 lines)
  2. Locate and select the “Security” tab.
  3. Click on the “Exceptions…” button.
  4. Next type in the internet address you would like to remain trusted EX: *
  5. Click “Close” then “OK” to complete this action.

Where are Add-ons stored in Firefox?

Most add-on data is stored in a folder in the Firefox user profile. However, some information is stored in the profile folder also. It’s possible that there is a problem with the file(s) that store the extensions registry. Type about:support in the address bar and press enter.

How do I add an add-on to Firefox?

Click the menu button, click Add-ons and Themes and select Recommendations. To install a recommended add-on, click the blue + Install Theme or + Add to Firefox button, depending on the type of add-on. At the bottom of the list of recommended add-ons, there’s also a Find more add-ons button you can click.

Why can’t I add Firefox add-ons to my iOS device?

Add-ons for the desktop and Android version of Firefox are unavailable for Firefox for iOS. Apple has created a proprietary iOS extension system which is incompatible with Firefox add-ons and extensions for Android, Mac, Windows and Linux.

How do I install extensions for Firefox for Android?

You can find and install extensions for Firefox for Android from or from the browser’s Add-ons Manager. Here are the instructions for installing from the Add-ons Manager: Tap the menu button. Tap the Add-ons menu item. Tap on an add-on to learn more.

How do I add a button to my Firefox toolbar?

Select Install Add-on from file… from the menu, then find and select the file. Some extensions place a button in the toolbar after installation. You can remove those or move them into the menu if you want – see Customize Firefox controls, buttons and toolbars .