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How can I change VPN protocols?

How can I change VPN protocols?


All our VPN apps use secure VPN protocols:

  • Windows: OpenVPN, WireGuard®
  • macOS: OpenVPN, IKEv2, WireGuard
  • Android: OpenVPN, IKEv2, WireGuard
  • iOS / iPadOS: OpenVPN, IKEv2, WireGuard
  • Linux: OpenVPN

Learn more about VPN protocols

You can use OpenVPN in either UDP or TCP modes. UDP is faster, but TCP is more reliable and can be effective in defeating certain types of censorship.

Learn more about the difference between UDP and TCP

smart protocol

Windows, macOS, Android, and iOS/iPadOS apps also support files smart protocol Anti-censorship feature. This intelligently scans networks to discover the best VPN protocol configuration required for optimal performance or to bypass censorship.

For example, it can automatically switch from IKEv2 to OpenVPN, or OpenVPN UDP to OpenVPN TCP, using different ports as needed.

Learn more about how Smart Protocol works

The smart protocol is Maybe By default in all apps that support it and it should be handicapped To change VPN protocols manually. In this guide, we show you how to enable or disable the smart protocol and how to change VPN protocols manually.


1. Open the ProtonVPN app and go to Settings → Connection Tab → default protocol.

2. Select Intelligent (protocol), OpenVPN (TCP)And OpenVPN (UDP), or Wireguard from the dropdown menu.


System extension is required to use VPN and/or alternative smart protocol on macOS.

1. If you are installing the app for the first time, you will be asked to allow this extension the first time you launch the app (go to step 2).

If you are upgrading from an older version of the app, you will be prompted to do so the first time you select OpenVPNAnd Wireguard, or smart protocol in a Preferences.

To do this, open the application and go to File List bar → ProtonVPNPreferencesContact tab and select Intelligent protocol, OpenVPN (TCP), OpenVPN (UDP), or Wireguard From protocol Drop-down menu.

2. A window will open to help guide you through the process. click Start configuration to complete.

3. When System extension is prohibited A window opens, click Open Security Preferences.

4. This unlocks Mac Secretariat & amp; Privacy settings. tap on a lock and enter your The password or use Connection ID To open your Security & Privacy preferences. then press Allow next to System software download blocked from the app “ProtonVPN”.

5. Select both ProtonVPN checkboxes and click OK.

5. Click OK in the confirmation dialog.

6. in PreferencesContact tab, you can now select your favorite protocol From the dropdown menu, or choose Intelligent protocol.

Are root access or special permissions required to change VPN protocols in macOS?
No. When you first change to the OpenVPN or WireGuard (or Smart Connect) protocols, macOS creates a new network service and a new system extension is installed. As a security feature, macOS requires that these changes be authenticated with a password or with Touch ID.

This does not require root privileges, nor are you required to have any. You can check if a new ProtonVPN network service has been created by going to Settingsnetwork.


1. Open the ProtonVPN app and go to Settings.

2. File switch Intelligent protocol Fill or turning off. To manually select your VPN protocol, switch it turning off.

3. If the smart protocol is disabled, you can manually choose which VPN protocol to use. Click on the name of the VPN protocol you are currently using.

4. Select the VPN protocol you wish to use from the list.

iOS / iPadOS

1. Open the ProtonVPN app and go to Settings security options and press protocol Currently in use.

3. Select the VPN protocol (or Intelligent protocol).

Linux CLI

Run the tool from a terminal window:

Protonvpn-CLI c

select country And server. You will then be asked Choose the protocol. (Note: Currently, ProtonVPN Linux CLI only supports OpenVPN UDP and OpenVPN TCP.)

Related Questions

Does ProtonVPN store user information?

Unable to connect

How to change the country/server selection?

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