Solved
Errors Installing CMSIS 6.1.0 under CubeMX 6.12.0
Could not install ARM CMSIS 6.12.0 Pack

Got these errors

Could not install ARM CMSIS 6.12.0 Pack

Got these errors

Hello
Thank you for sharing this with us. I've been able to reproduce it, and I've escalated to the concerned team for more investigation (under internal ticket number 187374).
Update: this issue has been solved on the STM32CubeMX V6.13.0.
Best Regards.
STTwo-32
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