To complete the installation of the (likely a diagnostic tool for Mi/Xiaomi devices), you need to manually locate the file and grant the system permission to run it. 📁 Locate the File
: Android requires you to manually grant "Install Unknown Apps" permission to your File Manager before it can run an APK file. How to Complete the Installation Open File Manager And Complete Midiag.apk Installation
Standard Midiag does NOT require root. If you see a root request, you may have downloaded a hacked version. Uninstall immediately. To complete the installation of the (likely a