If you are still running version 420 or 431, here is what you are missing in the 444 update.
4.5/5 Price: Free Required Android: 8.0+ Version reviewed: 444 (likely 1.0.444xxxxx) google files for android 444
Check the Google Play Store to see if "Lite" versions of file managers are still compatible with your device. If you are still running version 420 or