You cannot just download any GApps file and flash it. Installing the wrong version will cause your device to get stuck in a bootloop or trigger non-stop "Unfortunately, Google Play Services has stopped" error messages.
: Everything in Pico, plus Google Speech infrastructure and offline speech recognition. gapps android 51
Go to Settings -> Apps -> All -> Google Play Services. Tap Clear Cache and Clear Data . Repeat the same steps for the Google Play Store app, then restart your device. "Check Your Connection" Sign-in Error You cannot just download any GApps file and flash it
The best sources (still maintained for legacy Android): Go to Settings -> Apps -> All -> Google Play Services
If you experience constant application crashes immediately after booting, it indicates a mismatch in permissions or architecture.
Swipe the slider at the bottom to confirm the installation flashing process. Step 5: Reboot