SOLVED: MO2 “Extraction failed – data error (exclusive)” – Causes & Fixes
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: Windows User Account Control (UAC) can block MO2 from writing files if it is installed in a protected directory like C:\Program Files : Move your MO2 installation to a dedicated folder like C:\Modding\MO2 mo2 extraction failed data error exclusive
Permission Issues: Windows is preventing MO2 from writing files to your drive. mo2 extraction failed data error exclusive
in the Security tab for both your MO2 installation and your "Base Directory" (where mods are stored). Locked Files mo2 extraction failed data error exclusive