Add changelog entries

Author: Jackenmen

CHANGELOG.md

@@ -5,6 +5,15 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+### Changed
+
+- `console.get_windows_console_features` and `console.detect_legacy_windows` now have an optional `file` parameter https://github.com/Textualize/rich/pull/4072
+
+### Fixed
+
+- Fixed the auto-detection of `Console.legacy_windows` for the stderr stream, when stdout is redirected https://github.com/Textualize/rich/pull/4072
+- Fixed legacy Windows rendering for the stderr stream https://github.com/Textualize/rich/pull/4072
+
 ## [14.3.3] - 2026-02-19
 
 ### Fixed