Hello Hello, You can try use below methods to fix mmc.exe crash with windows server update service.
- Press Windows + R to open Run, type secpol.msc, and click OK.secpol.msc Expand Local Policies in the navigation pane, select Security Options under it, and then double-click on User Account Control: Run all administrators in Admin Approval Mode to open its Properties.local policies Select Disabled, and then click on Apply and OK to save the changes.disable to fix mmc.exe error
- Disable User Account Control Open Search, type Change User Account Control settings, and click on the relevant result.change user account control settings Drag the slider to the bottom, i.e., Never notify, and then click OK to save the changes.disable UAC to fix mmc.exe error Click Yes in the prompt to confirm the change. In some cases, it was problems with the UAC (User Account Control) settings that triggered the mmc.exe Application Error and prevented any of the linked consoles from running. Make sure you use this as a temporary measure and revert UAC settings to their previous configuration.
- Press Windows + R to open Run, type appwiz.cpl in the text field, and click OK.appwiz.cpl Now, locate all Microsoft Visual C++ Redistributable entries, select them individually, and click on Change Now, click repair to fix mmc.exe error Wait for the process to complete.