is an operating system released in 2012.
This is the most critical section. If you search "UC Browser" on the Google Play Store from an Android 4.2.2 device, you will likely see "Your device isn't compatible with this version." You must sideload the APK. However, not all versions work. uc browser apk for android 422 free
UC_Browser_v12.15.0_armeabi-v7a.apk