Because Android blocks apps from outside the Play Store by default, you must manually enable installation:
: A privacy-focused repository where you can download the open-source Proton VPN client . Installation Guide Download Proton VPN apk
: Go to your device Settings > Security (or Privacy ) and toggle on Install Unknown Apps for your browser or file manager. Because Android blocks apps from outside the Play
: The Proton VPN Android Download page provides direct links to official sources. Download Proton VPN apk
: Download the APK file (~25.5 MB) and find it in your Downloads folder. Install : Tap the file and select Install when prompted.
To avoid malware from fake apps, you should only download the APK from these verified sources: