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.

If your USB Flash Drive shows 0 Bytes on Windows 11/10 PC, even when there is data on it, then you need to take a look at these things to fix the issue: Remove extra USB drives, if any. Make sure ...

How to fix the CrowdStrike bug with a USB drive. In a post to its website Saturday, Microsoft released a file for USB drives that can quickly and near-automatically fix downed PCs.

As it happens, Microsoft has a fix for the problem of unrecognized USB flash drives (and other external drives), which is most likely the result of “corrupted or incorrect keys in the registry.” ...