The error message said You need to format the disk in Drive H: before you can use it.

It allows all Windows users to format their USB flash drive, external or internal hard drive, SD card, etc.

Reliable file backup software - EaseUS Todo Backup can help.

Right-click the USB drive you intend to format and choose Format.

If you have important data on it, back up the data in advance.

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Windows File Explorer is one of them, though not a professional USB format tool, yet the easiest tool for formatting a USB flash drive or USB.

You can use the Diskpart command as the USB formatter to format an external USB drive.

Be patient and careful while utilizing this way to tackle some USB issues via formatting.

The formatting tool will work with newer Windows operating systems but results may vary.

In the Volume Label input box, enter a new name for the reformatted USB.

Besides basic formatting operations, this software also allows you to convert disk, clone disk, even migrate OS to another drive with ease.

But File Explorer, Disk Management, or DiskPart cant format USB due to the following reasons.

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