## What's Changed
- Added 1.21.9/.10 compatibility.
- Fixed crash with `crash-assistant` mod on game exit (#411)
- Added an AutoModpack progress bar to the preload stage in NeoForge
- Music is now properly respects MUSIC source instead of MASTER: fixes (#397)
- Added music mute button to the download screen with `playMusic` client config field to completely disable it
- Added `updateSelectedModpackOnLaunch` client config field to disable modpack updates on preload
- Fixed mixin crash on 1.21.4 (#401)
- Refactored mixins to no longer require on mixinextras
- Improved file lookup performance: servers using e.g. slow FUSE-formatted disks experienced very long startup times
- Fixed crashes caused by missing random files during modpack generation
- Fixed a rare Neo/Forge crash caused by using a hyphen instead of an underscore
- Fixed dependency resolution for mods split with the `forceCopyFilesToStandardLocation` option
- Fixed some certificate edge-cases by @gesterom in https://github.com/Skidamek/AutoModpack/pull/405
- Updated Russian localization by @VideoGamerRUS in https://github.com/Skidamek/AutoModpack/pull/423
## New Contributors
* @gesterom made their first contribution in https://github.com/Skidamek/AutoModpack/pull/405
**Full Changelog**: https://github.com/Skidamek/AutoModpack/compare/v4.0.0-beta38...v4.0.0-beta39
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }
