Prevent Windows access to a macOS HFS+ partition in Boot Camp
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Technical reference for Prevent Windows access to a macOS HFS+ partition in Boot Camp.
When running MS Windows in a Boot Camp partition Windows can access the MACOS HFS+ partition (read/write).
To disable this, rename this file from:
C:\Windows\System32\drivers\AppleMNT.sys
to:
C:\Windows\System32\drivers\AppleMNT.sys_orig
Restart Win 7.