batcmd.com Windows 11 Services

Modem - Windows 11 Service

This service also exists in Windows 10, 7, 8, Vista and XP.

Startup Type

Windows 11 version Home Pro Education Enterprise
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Default Properties

Display name:Modem
Service name:Modem
Type:kernel
Path:%WinDir%\system32\drivers\modem.sys
Error control:ignore
Group:Extended base

Default Behavior

The Modem service is a kernel mode driver. If Modem fails to load or initialize, Windows 11 start up proceeds. No warning is displayed, but the error is recorded into the Event Log.

Restore Default Startup Type for Modem

Automated Restore

1. Select your Windows 11 edition and release, and then click on the Download button below.

2. Save the RestoreModemWindows11.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 modem.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.

Yea, though I walk through the valley of the shadow of death, I will fear no evil: for thou art with me; thy rod and thy staff they comfort me.