Fixing the error: 'Unable to connect to the Group Policy client service'

Encountering the error 'Windows couldn't connect to the Group Policy client service” may happen while using this operating system. But worry not, you can perform certain actions to resolve the error 'Unable to connect to the Group Policy client service'.

1. Causes of the error 'Unable to connect to the Group Policy client service'

Primarily, this issue arises when the group policy on your computer stops running and fails to respond due to previous mishaps (such as failed registrations). This problem occurs when your computer updates and upgrades the system, leading to registry errors. Additionally, using an account not belonging to the admin also contributes to this error.

There are various reasons for the error

2. Fixing the error by editing the Registry

Step 1: Press Windows + R > type Regedit and press Enter.

Windows + R > type Regedit and press Enter.

Step 2: Select the following line.

'HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\gpsvc'.

At this key, you only need to verify that the key remains intact, no further action is required.

You only need to verify that the key remains intact.

Step 3: Move to the following key.

'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\Svchost'.

Here, create a String value by Right-clicking > New > String value.

Here, create a String value.

Name this value GPSvcGroup. After successfully creating the value, double-click on it and enter the Value data as GPSvc.

Name this value GPSvcGroup.

Step 4: Next, create a new key in Svchost, following the steps from step 3 by Right-clicking > key > Name it GPSvcGroup.

Within this key, create 2 DWORD values by Right-clicking > New > DWORD Value.

Name these 2 values AuthenticationCapabilities and ColnitializeSecurityParam.

After creation, double-click on each value and enter the Value data:

- AuthenticationCapabilities = 12320 (remember to tick Decimal).

- ColnitializeSecurityParam = 1.

Create a new key in Svchost and assign a value

After completion, proceed to restart the machine.

Above is the guide to fix the error 'Couldn't connect to the Group Policy client service'. Wish you success.