Troubleshooting


 

Solutions to OpenVPN Authentication Failure

Encountering Authentication Failure errors when connecting to Proton VPN while using 3rd party VPN clients? Read on to find a list of solutions to this problem. There are a number of ways to connect to Proton VPN other than using our native apps . It is also possible to connect using third […]

 

Understanding and increasing VPN connection speeds

In this article, we discuss the factors that impact the speed of VPN connections and how you can increase the speed of your connection when using one of our VPN servers. We also cover the differences in speed between the Proton VPN plans. Update July 2021: Our unique VPN Accelerator […]

 

How to change VPN protocols or select Smart Protocol

All our VPN apps use secure VPN protocols: Learn more about VPN protocols You can use OpenVPN and WireGuard in UDP or TCP modes. UDP is faster, but TCP is more reliable and can be effective at defeating certain kinds of censorship (but not as effective as Stealth). WireGuard TCP […]

 


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