To Enable IPv6 for Specific Network Adapter in PowerShell
This option can be used in Windows 8.1 and Windows 10.
To see more information and usage options for the Enable-NetAdapterBinding command, see: Enable-NetAdapterBinding — Microsoft Docs
1 Open an elevated PowerShell.
2 Copy and paste the command below into the elevated PowerShell, and press Enter to see the current status of IPv6 for all network adapters. Make note of the network adapter name (ex: «Wi-Fi») you want to enable IPv6 for. (see screenshot below)Get-NetAdapterBinding -ComponentID ms_tcpip6

3 Type the command below into the elevated PowerShell, and press Enter. (see screenshot below)Enable-NetAdapterBinding -Name "Adapter Name" -ComponentID ms_tcpip6
Substitute Adapter Name in the command above with the actual network adapter name (ex: «Wi-Fi») from step 2 you want to enable IPv6 for.
For example: Enable-NetAdapterBinding -Name "Wi-Fi" -ComponentID ms_tcpip6

4 When finished, you can close the elevated PowerShell if you like.