If your USB flash drive is not copying files, format your file type to NTFS. However, you may also need to gain administrator permission to fix the issue.

To fix the Error 0xc10100bf, This file isn’t playable, check the file format you're trying to play is supported. Other than that, follow these suggestions.

If applicable, replace ntfs with fat32 or another file format. Finally, assign the drive letter by typing "assign letter=H" command and hitting enter. Replace H with your desired drive letter.

It can be alarming to see an error warning overlaid on your file icons, but you don't need to start worrying just yet.

4) File management errors: Accidentally moving, deleting, or renaming files in the Sims 4 “Saves” folder can confuse the game, making it unable to recognize or load your progress. Ad ...