This post clarifies the nature of the dcsvc service in Windows 11/10 and offers solutions for related issues.

What is the dcsvc service?

The dcsvc service, short for Declared Configuration (DC) service, is a legitimate Windows component found in Windows 10 22H2 and Windows 11 22H2. It's a native service utilizing the svchost.exe process and the %SystemRoot%\\System32\\dcsvc.dll library.

Is dcsvc a virus?

To determine if a dcsvc service is malicious, verify its file location. A legitimate dcsvc resides in the Program Files directory and is associated with Data Center Services. Any other location suggests a potential virus. If you suspect a virus, use reputable antivirus software (like Avast, Bitdefender, or Malwarebytes) to remove it.

Troubleshooting dcsvc service issues:

Some users encounter errors like "Get-Service: Service ‘dcsvc (dcsvc)’ cannot be queried..." Here are two fixes:

Fix 1: Registry Editor

1. Open Registry Editor by typing regedit in the search bar.
2. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\dcsvc.
3. Double-click the DisplayName value and change its data to @%systemroot%\system32\dcsvc.dll,-101.

Fix 2: Enable SMB 1.0/CIFS

1. Open Control Panel (search for "control").
2. Go to "Programs and Features".
3. Click "Turn Windows features on or off".
4. Enable "SMB 1.0/CIFS File Sharing Support" (including "SMB 1.0/CIFS Automatic Removal", "SMB 1.0/CIFS Client", and "SMB 1.0/CIFS Server").
5. Restart your computer.

Conclusion:

This guide explains the dcsvc service, helps identify potential malware, and provides solutions for resolving service-related problems. Use the provided methods to address any dcsvc issues you may encounter.

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