Merge pull request #14537 from brave/release-notes-1.21.x-release2-de…

…sktop

[Desktop] Release notes for 1.21.x Release #2

CHANGELOG_DESKTOP.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## [1.21.74](https://github.com/brave/brave-browser/releases/tag/v1.21.74)
+
+ - Fixed the frequency of the default browser dialog being displayed when Brave is not set as the default browser. ([#14502](https://github.com/brave/brave-browser/issues/14502))
+ - Fixed ads incorrectly displaying on https://www.youtube.com in certain cases. ([#14471](https://github.com/brave/brave-browser/issues/14471))
+ - Fixed ads incorrectly displaying on https://www.reuters.com/. ([#14483](https://github.com/brave/brave-browser/issues/14483))
+ - Fixed issue where some extensions did not work properly. ([#14473](https://github.com/brave/brave-browser/issues/14473))
+ - Fixed cosmetic filter not working. ([#14458](https://github.com/brave/brave-browser/issues/14458))
+
 ## [1.21.73](https://github.com/brave/brave-browser/releases/tag/v1.21.73)
 
  - Added default browser dialog on first run for macOS and Linux. ([#12679](https://github.com/brave/brave-browser/issues/12679))