Microsoft App-V Streaming Mini-Filter Driver.
This service also exists in Windows 10.
Windows 11 version | Home | Pro | Education | Enterprise |
---|---|---|---|---|
21H2 | not exists | Manual | Manual | Manual |
22H2 | not exists | Manual | Manual | Manual |
23H2 | not exists | Manual | Manual | Manual |
Display name: | AppvStrm |
Service name: | AppvStrm |
Type: | filesys |
Path: | %WinDir%\system32\drivers\AppvStrm.sys |
Error control: | normal |
Group: | FSFilter HSM |
The AppvStrm service is a file system driver. If AppvStrm fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the AppvStrm service has failed to start.
AppvStrm is unable to start, if the FltMgr service is stopped or disabled.
If AppvStrm is stopped, the Microsoft App-V Client service fails to start and initialize.
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreAppvStrmWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
Note. Make sure that the AppvStrm.sys
file exists in the %WinDir%\system32\drivers
folder. If this file is missing you can try to restore it from your Windows 11 installation media.