Ms2dn1.exe May 2026

If the file is in C:\Users\[YourName]\AppData\Local\Temp , it is likely a temporary file or potential malware.

Right-click the .exe file, go to Properties , and check the Digital Signatures tab. A legitimate file from Microsoft will list "Microsoft Corporation" as the signer. If the tab is missing or the signer is unknown, exercise caution. MS2DN1.exe

Before you delete the file, follow these steps to verify its legitimacy: If the file is in C:\Users\[YourName]\AppData\Local\Temp