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SystemOS Read/Write overlay for System.xvd


Release date 31.07.2019
Author Xbox One Research
Classification Privileged write access
Patched Yes
Patch date N/A
First patched system version N/A
Source Discord
Download Download


The "System Boot Partition" aka. C:\ is mounted read-only. This hack allows temporary mounting of a self-created XVD as an overlay.

Under mountpoint C:\* It enables write access to this partition.


  • Dev Mode
  • Elevated privileges


Copy the extracted files to the console and execute them via cmdline.

Authors: tuxuser