HackTool:Win64/Patcher!MSR is a term used by Microsoft Defender Antivirus to spot potentially harmful software. It’s a tool that changes or “patches” other software, usually to break licensing rules, crack software, or enable illegal actions.
The “HackTool:Win64/Patcher!MSR” points to a tool often used for hacking on Windows systems. While not all cases are harmful, it’s crucial to investigate because it may indicate unauthorized or malicious activity. Some misuse it to steal personal information.
Unwanted Program Summary:
| Name | Patcher PUA |
| Detection | HackTool:Win64/Patcher!MSR |
| Damage | Patcher is at least useless, or can perform various malicious actions on your PC. |
| Fix Tool | See If Your System Has Been Affected by Patcher exploit |
How to remove the HackTool:Win64/Patcher!MSR from my PC?
Manual HackTool:Win64/Patcher!MSR Removal
You can remove HackTool:Win64/Patcher!MSR manually, through the system Settings app. Click the Windows button with the right mouse button and find Settings in the appeared list. In Settings, go to Apps → Installed Apps menu.
There, find the apps you do not remember installing. If you know a specific one that Avast/AVG is complaining on with the Win32/Uwamson detection, seek for them. Click the three-dot symbol to the right, and then choose “Uninstall”.
References
- Official Microsoft guide for hosts file reset.


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