Obtain the APK from a reputable third-party site. Ensure the version matches 26.6.3 .
Bypasses regional bans or restrictions in certain countries. How to Install (Step-by-Step) Obtain the APK from a reputable third-party site
Go to your device Settings > Security (or Privacy) and toggle on "Install apps from unknown sources" . Obtain the APK from a reputable third-party site