How to fix error code 923 in Google Play Store (Android smartphone or tablet) (Nothing else worked)

It's possible that the latest version of the Google Play Store app caused the Google Play error code 923, probably because it was downloaded improperly. In this case, it's better to revert the Google Play Store app to the default version, by following the steps mentioned below:

1. Go to Settings and tap on Apps/Manage Apps;
   
   

   

2. Tap on Google Play Store, and select Uninstall updates;
   
   

   
   
   

3. Tap on OK to confirm;
4. Open the Google Play Store app;
   
   

Here is a video guide on how to uninstall updates (taken on a Samsung Galaxy device, running on Android OS 8 - steps may slightly vary from one device to another):

If the other solutions didn't work, and you can still see this error in Google Play, consider resetting your device to its factory settings, which will remove the corrupted system files from your device and resolve many issues along the way. To reset your device to its factory settings, follow the steps below:

1. Backup your device's data to any cloud storage service (e.g. to Google Drive, Dropbox);
2. Go to Settings, tap on Reset and tap on the factory reset option;
   
   

Feel free to watch the tutorial below, on how to reset your device (taken on a Samsung Galaxy device, running on Android 8 - the steps described may vary from one device to another):

Note: Make sure that your device is fully charged, before resetting it, to avoid additional complications. Also, do make a backup of your personal files (photos, videos, music, and other documents), so that they are safely stored.