The Minecraft Launcher's settings spell arm64 as Arm64 when it should be spelled as arm64 as the a should not be capitalised. The settings can be accessed by pressing the button in the Launcher if you don't know.
MCL-23686
Launcher settings spell arm64 incorrectly
Resolved
Works As Intended
0
Hi, Microsoft always spells it as "Arm64" or "Arm32", not "arm64" or "arm32". You can find more information about this at https://learn.microsoft.com/en-us/windows/arm/overview.