How to Fix ‘Windows Was Unable to Complete the Format’ (6 Ways)

The ‘unable to format pen drive or SD card’ error can hit you like a sledgehammer when trying to format one of these storage drives. Whether you were trying to format your memory card or USB for use, erase data, or fix errors, you can’t finish formatting unless you fix this error.
But first, you must know why ‘Windows was unable to complete the format SD card‘ problem happens in the first place. For your convenience, we’ll discuss the reasons behind this issue