Download and install OpenVPN Connect app via App Store:

https://apps.apple.com/us/app/openvpn-connect/id590379981

Download your preferred VPN location on this page:

https://help.privatevpn.com/en/articles/302433-openvpn-configuration-files-udp-1194

For this guide, we will select a Sweden-based server.

Tap Download.

Then tap Open in...

Select OpenVPN on the list of apps.

The configuration file will be imported to OpenVPN Connect app. Tap ADD to proceed.

Enter the following settings:
​Profile Name: (any name would do)
​Username: (your email address of Time4VPS account)
Tick Save Password
​Password: (your password of VPN that is provided under VPN service)
Tap Add to save settings.

Tap Allow to add VPN Configurations.

Toggle to start the connection process.

Connection Success!