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Troubleshooting and general information


 

Why does OpenVPN on the iOS app drain my battery so fast?

The ProtonVPN iOS app offers its users the choice of the OpenVPN and IKEv2 VPN protocols. Learn more about the advantages and disadvantages of different VPN protocols. Some users have noticed when they select OpenVPN in our iOS app, the amount of battery power our app uses dramatically increases. The […]

 

Smart Protocol and how to manually select UDP or TCP

The ProtonVPN apps for Android, iOS, and Windows as well as our Linux command line tool allow you to use two different transmission protocols depending on your situation. This article explains when to use each protocol and how to switch between them. These ProtonVPN apps can use the OpenVPN VPN […]

 


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