diff --git a/main/Processor_Monitor.html b/main/Processor_Monitor.html
index e77383e..868cd7a 100644
--- a/main/Processor_Monitor.html
+++ b/main/Processor_Monitor.html
@@ -32,15 +32,37 @@
Official Web Browser Stores
Edge Add-ons
Opera addons
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+ Changelog
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+ -
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12.0 - March 12, 2026
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+ - Added icon popup UI surface with detailed CPU information
+ - Split color settings into light and dark themes
+ - Removed integration with Monitor Panel
+ - Removed high CPU usage notifications
+ - Removed in-page infobar UI surface
+ - Published extension in Edge and Opera stores
+ - Licensed extension as GPLv3
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+
+ -
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11.1 - March 18, 2025
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+ - Manifest version 3 migration of extension in Chrome Web Store
+ - Removal of shelf icon UI surface only supported on obsolete versions of Chrome OS (< 54)
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+
+
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