If Hard Disk Partition is not showing up in Windows 11/10, you can use Disk Management to fix the issue. Here is a detailed guide on this.

I do not see it listed in Device Manager, nor do I see it in Computer Management > Disk Management. If I unpug the power to the external drive and then plug it back in, Windows sees it immediately.

If your hard disk light keeps on blinking, but the drive is not detected on your Windows 11/10 PC, change the power management option first and see.

But in some cases when you try to remove a drive letter using Windows' Disk Management applet, the letter doesn't show up because it's a network drive or a virtual drive.

How to Partition an External Hard Drive. Unlike internal hard drives, most external hard drives come already partitioned and formatted. However, if you need multiple partitions for your business ...

Use Terminal to Fix Minor Hard Drive Flaws If Disk Utility also fails to repair the issue of your external hard drive not showing up on your Mac, use the Terminal application available in it.