So you should be able to free up some storage space by deleting these unnecessary files. You’ll find your downloads folder — which might be called My Files — in your app drawer. Tap and hold a file to select it, then tap the trash can icon, the remove button or the delete button to get rid of it .
Read moreHow do I remove items from Firebase storage Android?
To delete a file, first create a reference. to that file. Then call the delete() method on that reference .
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