Once installed, you can utilize the app to benchmark and diagnose your hardware:
Pull down your notification shade or open your file manager, tap the downloaded file, and hit Install . Download Device Info: System & CPU Info 3.3.2.1...
Open your phone's Settings > Apps > Special App Access and toggle on Install Unknown Apps for your web browser. Once installed, you can utilize the app to
Inspect advanced parameters of your installed applications like target SDK levels or active receiver scripts. Device Info | System & CPU Info - Android App Device Info | System & CPU Info -
If you specifically need legacy version 3.3.2.1 (or similar 3.3.x builds), it is available on community-trusted mirror repositories like the APKMirror Device Info Archive . 📥 How to Install the 3.3.2.1 APK
Use interactive tests to verify that your screen color, multi-touch zones, flashlight, and speakers are fully functional.
Check your precise chipset model, core clock speeds, architecture, and live core behavior.