Select "Boot Camp Update 6.1.17" and follow the prompts to install.
A: Boot into macOS, open Startup Security Utility , set Secure Boot to “Medium Security”. Then retry the Windows installation. bootcamp 6.1.17
Apple continued iterating after 6.1.17. Here’s a quick comparison: Select "Boot Camp Update 6
Since you didn’t specify the subject, here’s how to prepare a for a bootcamp module numbered 6.1.17. open Startup Security Utility
A: No. Windows 11 requires TPM 2.0 and newer drivers. Use Boot Camp 6.1.19 or higher.