: Return to the installer and select Install . Once finished, you can open the app to begin activation. Important Requirements & Security
: You can verify the integrity of your download by checking the Duo Software Checksums page. Download Duo Sat apk
: Always download the APK directly from the official Duo website to avoid malware from third-party sites. : Return to the installer and select Install
: Once the download completes, tap the notification or locate the file in your Downloads folder to open it. Download Duo Sat apk
: If prompted with a security alert, select Settings and toggle on Allow from this source (or "Install Unknown Apps") for your browser.
For the most reliable experience with security updates, it is highly recommended to install via the Google Play Store whenever possible.