Here is a small hotfix to help you connect PureVPN. Just follow this simple guide and learn how to resolve the unable to connect error with the remote service.
- Make sure that PureVPN service is running. A simple method to confirm this is by going to 
Task Manager > Services
If you find this service stopped, right click the service and click start.

- Open network adapters (Path mentioned below) and remove the adapter named PureVPN. 
Path:
Control Panel\ All Control Panel Items\ Network Connections

- Type Control Panel in the Windows search bar and open the control panel. 
- Select Network and Internet. 
- Select Network and Sharing Center. 

- Click the link with the title Set up a new connection or network. 

- Select Connect to a workplace. Click Next to proceed. 

- Select Use my Internet connection (VPN). 

- Enter the server address for your VPN and give the connection a name. (Enter address of any PureVPN server here & name the connection PureVPN. 
- Click the box that says Allow other people to use this connection. 
- Click Create. 

- Open Network adapters now you will see that PureVPN adapter has been created. 
- Click Windows start menu, type cmd, right click Command Prompt and select Run as Administrator. 
Then execute the commands mentioned below:
netsh int ip reset
Then press enter
netsh int ipv6 reset
Then Press Enter
netsh winsock reset
Then press Enter
- Reset Device Manager adapters as mentioned below. 
- Go to Control Panel > Device Manager 

Find Network Adapters
- Uninstall WAN Miniport drivers (IKEv2, IP, IPv6,PPTP,SSTP,L2TP etc). 

- Click Action > Scan for hardware changes. 

The adapters you just uninstalled should come back.
- Launch PureVPN app and try to connect now. 
