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Available on winget

Install Supermium

Chromium fork for Windows XP/2003 and up.

Install with winget
winget install --id win32ss.Supermium
Upgrade
winget upgrade --id win32ss.Supermium
Uninstall
winget uninstall --id win32ss.Supermium

About Supermium

An up-to-date Chromium-based web browser compatible with Windows XP, 2003, Vista, 7 and 8.x. The Supermium web browser also provides the following features: - Aero Glass and Aero Glass-style titlebars instead of Windows 10-style ones (#force-xp-theme in chrome://flags for the latter) - Turnaround for major vulnerability patches generally less than one week from upstream disclosure - A functional sandbox for enhanced security - Google Sync - On Windows 7 and up, Widevine CDM support for viewing DRM content - GDI fon...

What's new in 144.0.7559.247 R2

The following improvements have been implemented in this version of Supermium 144: - Upstream security patches - (#1832) Screen sharing issues fixed across several Windows versions - (#1814, #1827 and others) Mitigation for Windows XP initialization issues by using --disable-gpu-rasterization. This can be reverted by using --enable-gpu-rasterization - CMD shortcuts added for portable mode, which can be easily combined with either legacy UI modes or ungoogled-supermium mode. They are named "Supermium (Portable).cmd", "Supermium (Portable Classic).cmd", and on... The user data profile will be written to the same directory as the Supermium executable using these shortcuts and the profiles will be unencrypted so they can be moved to other disk volumes.

Read release notes

Version history

Version Updated Notes
144.0.7559.247 R2 Unknown The following improvements have been implemented in this version of Supermium 144: - Upstream security patches - (#1832) Screen sharing issues fixed across several Windows versions - (#1814, #1827 and others) Mitigation...
144.0.7559.189 R1 Unknown This release addresses various issues reported in the previous release, including: (#1777) - All values should now be consistent at version 144.0.7559.189. (#1786, #1789, #1793) - New tab button issues are fixed. (#1791)...
138.0.7204.300 R9 Unknown Here is a new release of Supermium 138 ESR. This includes various security updates and general fixes from upstream Chromium 138 ESR, as well as the following: (#1618, #1743) QUIC works again on Windows 7 and below. (#168...
138.0.7204.295 R7 Unknown Here is a new release of Supermium 138 ESR. This includes various security updates and general fixes from upstream Chromium 138 ESR, as well as the following: (#1695) - Solution to remaining browser start failures on acc...
132.0.6834.226 R5 Unknown This release was expedited to cover security vulnerability CVE-2025-4609 (#1550). It also includes the following enhancement: (#1518) - Tab borders now available by default in v60 mode. The functionality can be toggled,...
132.0.6834.224 R4 Unknown This release of Supermium includes various changes and improvements, including: (#1412) - Option to disable autoplay introduced in chrome://flags, #disable-autoplay (#1403) - --force-dark-mode option introduced to deal w...
132.0.6834.222 R3.01 Unknown This exceptional release of Supermium includes various enhancements over Supermium 132 R3, including: (#1372) - some tweaks to the look-and-feel of v109 Tabs. Tab-specific compact UI options are separated from #compact-u...
132.0.6834.222 R3 Unknown Supermium 132 has been updated to Chromium ESR version 132.0.6834.222, including all security patches and other fixes incorporated in this version, in addition to: (#670) Flag #show-managed-ui has been added to toggle th...
132.0.6834.213 R2 Unknown This release of Supermium features the following changes: - Chromium base updated, incorporating any security patches and bugfixes made during the period - (#1276) #tab-scrolling-button-position and #remove-grab-handle r...
126.0.6478.261 R7 Unknown This release of Supermium includes various improvements over Supermium 132 R0 (pre-release). (#1233) Fixed #native-ui-style crash and improved the context menu colour in Incognito/dark modes. (#1203, #1209) #chrome-labs...
126.0.6478.260 R6 Unknown This new release of Supermium 126 ESR contains the following changes: - upstream code updated to the latest 126 ESR tag, with all relevant security and stability updates included - (#907, #935, #962, #1042) Restored back...
126.0.6478.256 R5 Unknown The Chromium base was updated from 126.0.6478.254 to 126.0.6478.256 to reflect the ESR patches in the recent period. Other changes include: (#1008) - Crash when using user agent overrides via developer tools resolved (#1...
126.0.6478.254 R4 Unknown The Chromium base was updated from 126.0.6478.249 to 126.0.6478.259 to reflect the ESR patches in that period. This may help with a few issues that were not tied to a Supermium-specific problem, such as random renderer c...
126.0.6478.249 R3 Unknown The following issues have been resolved in this hotfix: (#871) - Forced web dark mode should no longer produce inverted-colour images. (#874, #880, #881, #885, #888) - Further changes to target stability issues, mostly t...
121.0.6167.81 Unknown No notes
119.0.6045.192 Unknown Release notes