7. Try a new SD card.
Apps can't view files on SD card
If none of your apps can view files on the card:
1. Install a different file manager app from Play Store. Use that app to check if files are visible
on the card.
2. Check if files are visible using a Windows computer:
1. Turn your phone off and
2. Put the card in the computer’s SD card slot or a connected USB SD card reader.
If a specific app can’t view files the card:
1. Open the app from which files are missing.
2. In the app's settings, set the storage location to be the SD card, not internal or phone
memory.
Computer can't view files on SD card
After each troubleshooting step, check to see if your issue is fixed:
1. Use a USB cable that’s capable of data transfer and isn’t for charging only.
2. Be sure you have
to allow file transfer.
Fix a problem : Hardware issues
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