What is msys1.dll file ?

Most antivirus programs identify msys1.dll as malware—for example Sophos identifies it as Mal/Generic-S, and Avast identifies it as Win32:Dropper-gen [Drp].

Follow steps bellow to try fix the problem with msys1.dll

1. Use cleanmgr

To run the command cleanmgr :
Press Windows key + Q.
Enter cmd in search box , followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command cleanmgr and press Enter.

2. Use sfc /scannow

To run the command sfc /scannow :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command sfc /scannow and press Enter.

3. uninstalling programs :

To uninstall unnecessary programs :
Open the Start menu (Press Windows key + X) .
Click the first menu item Programs and Features.
Search unnecessary programs in the list of installed programs, .
Click the software you want to uninstall.

4. using msconfig

To run the command msconfig :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command msconfig and press Enter.

5. Automatic Update

To run the command wuauclt /ShowWindowsUpdate:
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command wuauclt /ShowWindowsUpdate and press Enter.

6. Use resmon command

To run the command resmon :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command resmon and press Enter.

7. use DISM.exe

To run the command DISM.exe /Online /Cleanup-image /Restorehealth :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.

msys1.dll descriptions

Msys1.dll is not essential for Windows and will often cause problems. Msys1.dll is located in a subfolder of “C:Program Files (x86)”—primarily C:Program Files (x86)GNU.;The file size on Windows 10/8/7/XP is 18,944 bytes.;A.dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This.dll file can be injected to all running processes and can change or manipulate their behavior.;There is no information about the author of the file. The software starts upon Windows startup (see Registry key: AppInit_DLLs).;It is not a Windows core file.;Msys1.dll is able to monitor applications.;Therefore the technical security rating is 68% dangerous.