Download System theme - auto (customized)

Name: System theme - auto (customized)
Author: Ivan

By: Ivan Add-on

Download System theme - auto (customized) (current and past versions) for Firefox

Latest Version: 1.8 Updated: 6 days ago Removed

Ready to install?

System theme - auto (customized) is available for download. Be careful when installing it.

View source code

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Available versions

You can find the current and older versions of System theme - auto (customized) here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.

Upgrade to download older versions

Version	Download	Size	Download count	Timestamp
1.8	XPI · ZIP · Source code	11.25KB	0	2026-07-20

2026-07-20 · 0 downloads

XPI ZIP Source code

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

Download the System theme - auto (customized) ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the System theme - auto (customized) ZIP file from step 1. System theme - auto (customized) is now installed on your browser.