Troubleshooting and general information

We have been contacted by users reporting that their iPhone is telling them that they are using unexpectedly large amounts of data when using their mobile data plan while connected to Proton VPN. We have found that the cause of this unexpected data use is an accounting issue with iOS […]

Some users have reported having Google identify their internet connection as originating in a different country than where our server is located. For example, if you are connected to one of our VPN servers in Malaysia, Google might identify your connection as originating in the United Arab Emirates. This is […]

As of Sept. 18, 2019, the Chinese government is blocking access to Proton VPN as part of a larger crackdown on Internet freedom.  The Chinese government works hard to control its citizens’ access to the Internet. The Great Firewall employs a vast system of technical tools, including DNS filtering, URL […]

Neagent stands for the Network Extension Agent and it facilitates the connection from your Mac to our VPN servers. Since our VPN app for Mac uses the IKEv2/IPSec VPN protocol, allowing the neagent to access Keychain is a necessary step to create a secure VPN connection.  Before you can connect, […]

If you are experiencing issues with Adobe Cloud or Microsoft services such as OneDrive or Office 365 while connected to a Proton VPN server on your Windows device, please follow the steps below to resolve your issue: 1. Open the Network and Internet Settings by right-clicking on the network settings […]

IKEv2 stands for Internet key exchange version two, and IPSec refers to the Internet protocol security suite. Together, they form a VPN protocol. A VPN protocol, or a “tunneling protocol,” is the set of instructions your device uses to negotiate the secure encrypted connection that forms the network between your […]

Proton VPN supports most popular Internet browsers. However, Proton VPN uses cutting-edge technology that is only supported in the latest versions of these browsers. To maintain the level of security expected by our users, we occasionally need to drop support for outdated browser versions that do not have the security […]

RivaTuner is an overclocking and hardware monitoring system for Windows devices that is used to enhance GPU performance. At this point, it is outdated, with the last stable version being released in 2009. We have found that if you have RivaTuner installed on your device, Proton VPN will not open. […]

Occasionally, you may find that the Proton VPN server you always connect to has been removed.  At Proton VPN, we continuously upgrade our servers to ensure the best performance and stability. These investments are what make Proton VPN consistently the fastest VPN service. This means that we will periodically retire […]

Proton VPN is a service provided by Proton Technologies AG, an employee-owned company based in Switzerland. Proton was founded in 2014 by a team of scientists who met at CERN (the European Center for Nuclear Research) and created Proton Mail, the world’s largest encrypted email service. Proton employees hold the […]