Start the Boot Camp Assistant as usual until it creates the partitions and fails.
A common cause for Boot Camp installation failure is the install.wim file in modern Windows 10 ISOs. It often exceeds 4GB, which the FAT32 partition created by Boot Camp cannot handle. : bootcamp 40 4033 windows 10 install
To avoid these errors in the future, ensure your environment is prepared: discussions.apple.com Boot Camp - issues with installing Windows 10 on 2017 iMac Start the Boot Camp Assistant as usual until
If Boot Camp Assistant cannot download the software automatically, you may need to source the drivers manually from the Apple Support Downloads page or use a reputable community archive if version 4.0.4033 is specifically required. bootcamp 40 4033 windows 10 install