Turn on / off concurrent connections to both Non-domain network and Domain on Windows 10

Setting the ' Prohibit connection to non-domain networks when connected to domain authenticated network ' (Preventing connection to non-domain networks when connected to authenticated domain networks ) will prevent computers from connecting to both domain networks and non-domain at the same time.

If the setting for this policy is enabled, the computer will respond to network attempts automatically and manually based on the following situations:

Automatic connection attempt

• Once the computer is connected to the domain network, all attempts to connect automatically to non-domain networks are blocked.
• When the computer is connected to a non-domain network, attempts to automatically connect to the domain network will be blocked.

Manual connection attempt

• When the computer is connected to a domain or non-domain network without Ethernet and the user tries to make a manual connection to the additional network that violates this policy setting, the current network connection will be disconnected and manually connected. allowed to operate.
• When the computer is connected to a domain or non-domain network via Ethernet and the user tries to make a manual connection to the additional network that violates this policy setting, the existing Ethernet connection is maintained and manually connected. will be blocked.

If this policy setting is not configured ( Disabled ) or disabled ( Disabled ), the computer is allowed to connect simultaneously to both domain and non-domain networks.

This tutorial will show you how to enable or disable the simultaneous connection to both domain and non-domain networks in Windows 10 and Windows 8.

Note : You must be logged in as an administrator to enable or disable this feature.

Option 1: Enable or disable the simultaneous connection with both domain and non-domain networks in the Local Group Policy Editor

Note : Local Group Policy Editor is only available in Windows 10 Pro, Enterprise and Education editions.

All versions can use the two options below.

1. Open Local Group Policy Editor .

2. Navigate to the key below in the left panel of the Local Group Policy Editor .

 Computer ConfigurationAdministrative TemplatesNetworkWindows Connection Manager 

3. On the right panel of Windows Connection Manager in Local Group Policy Editor , double click the Prohibit policy to non-domain networks when connected to domain authenticated network to edit it.

4. Follow step 5 (to turn on) or step 6 (to turn off) below for what you want to do.

5. To enable simultaneous connection with both domain and non-domain networks, select Not Configured or Disabled , click OK and go to step 7 below.

6. To disable simultaneous connection with both domain and non-domain networks, select Enabled , click OK and go to step 7 below.

7. Close Local Group Policy Editor .

Option 2: Enable or disable simultaneous connection to both domain and non-domain networks with REG file

The downloadable .reg files below will add and modify the DWORD value in the registry:

 HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindowsWcmSvcGroupPolicy 

1. Follow step 2 (to turn on) or step 3 (to turn off) below for what you want to do.

2. To enable simultaneous connection with both domain and non-domain networks, download this file and go to step 4 below.

3. To disable simultaneous connection with both domain and non-domain networks, download this file and go to step 4 below.

4. Save the .reg file to the desktop.

5. Double click on the downloaded .reg file to merge it.

6. When prompted, click Run> Yes (UAC)> Yes> OK to approve the merge.

7. Now, you can delete the downloaded .reg file if you like.