If you are unable to update the MiScore app because Google Play is stuck on Pending,
attempt these instructions as posted on the Google support site.
- Open your device's Settings app .
- Tap Apps & notifications See all apps.
- Scroll down and tap Google Play Store .
- Tap Storage Clear Cache.
- Next, tap Clear data.
Also if you have a setting to not allow updates to occur while device is on mobile data, then please attempt to update on a Wifi connection instead.
how to connect to Wifi > https://support.google.com/android/answer/9075847?hl=en