Download Font Size Decrease

Name: Font Size Decrease
Author: Stefan vd

By: Stefan vd

Download Font Size Decrease (current and past versions) for Firefox

Latest Version: 1.1.5 Updated: a month ago

Ready to install?

Font Size Decrease is available to install from Firefox Add-ons Store and for download from this page.

View source code

359

Daily users

5.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of Font Size Decrease 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	Timestamp
1.1.5	XPI · ZIP · Source code	349.52KB	2026-05-12
1.1.4	XPI · ZIP · Source code	349.49KB	2026-03-11
1.1.3	XPI · ZIP · Source code	349.54KB	2025-12-05
1.1.2	Paid users only	343.32KB	2024-09-24
1.1.1	Paid users only	336.65KB	2024-09-23
1.1	Paid users only	336.68KB	2024-09-22

2026-05-12 · 0 downloads

XPI ZIP Source code

2026-03-11 · 0 downloads

XPI ZIP Source code

2025-12-05 · 0 downloads

XPI ZIP Source code

2024-09-24 · 0 downloads

Paid users only

2024-09-23 · 0 downloads

Paid users only

2024-09-22 · 0 downloads

Paid users only

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 Font Size Decrease ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Font Size Decrease ZIP file from step 1. Font Size Decrease is now installed on your browser.