Go to your Android Settings > Security (or Privacy ) and toggle on "Unknown Sources" or "Install Unknown Apps." On newer Android versions, you may be prompted to allow this permission specific to your browser or file manager.
To manually install this specific APK, follow these safety steps based on CapCut's official recommendations : Download CapCut 5.1.0 APK for Android
: Once opened, you can verify the version by tapping Me > Settings and scrolling to the bottom. Go to your Android Settings > Security (or
Improved background removal and "Auto-reframe" capabilities for TikTok and Reels. New Transitions: Go to your Android Settings >