If you trust the application (e.g., a known game mod or hardware tool), follow these troubleshooting steps in order.
The default user account, even as admin, is filtered by UAC. The true built-in Administrator account is not. getuidx64 require administrator privileges exclusive
getuidx64 appears to be a 64-bit executable, likely tasked with retrieving Unique Identification (UID) data, system identifiers, or performing low-level security token manipulation. If you trust the application (e
Unique installation IDs are often stored in protected areas of the Windows Registry, such as HKEY_LOCAL_MACHINE (HKLM) . Standard applications only have read/write access to user-specific hives ( HKEY_CURRENT_USER ). Modifying or reading global machine hives requires elevated permissions. 3. Preventing Process Injection and Tampering getuidx64 appears to be a 64-bit executable, likely
How to reproduce
: If Windows User Account Control (UAC) is set too high, it may silently block the tool. Temporarily lowering UAC via the Control Panel > User Accounts can sometimes resolve persistent permission errors.
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