Try giving your device a restart by holding down the power button, or choosing Apple menu → Restart. In some cases, Mac computers may start to experience issues due to not being restarted for an extended period of time. The damage might not be visible to the eye - try using a different cable for testing. If the external hard disk's connection is damaged, it’s not going to allow a connection. There’s something wrong with the cable, for example, the connection cable is damaged.Make sure to check that the USB drive cable or HDMI cable used to connect the hard drive disk utility is properly plugged into your device. If the external device isn’t connected to your computer the proper way, you’ll experience connectivity issues. Why Mac does not recognize external hard drive If you can't follow through with the steps we've provided below, just ask for help from a real pro! But, if you're eager to fix this issue yourself, keep reading and following the solutions to fix the external hard drive not showing on Mac. This article will teach you how to fix your harddisks or external hard drive not showing up on Mac using built-in tools such as the Disk Utility or the Terminal.įixing a problem with an external drive on Mac or other external disks can be really hard, particularly for non-tech-savvy users. Luckily, there are many things you can try before fixing the external hard drive or external disks issue. If this external drive isn’t showing up on Mac system, some deeper issues might need to be fixed. Why you must fix it immediately: Data on your Mac is stored on a hard drive, whether it’s internal or external. What you might not know: There can be many reasons for an external hard drive not reading a Mac - poor connection, faulty cable, dirty USB, or, in the worst-case scenario, corrupt hard drive data. But sometimes you meet the 'external hard drive not showing us' issue.

What you know: When you plug in an external drive disk utility into your Mac, you expect it to pop up and be showing up on mac in Locations in Finder - next to your remote disk and the computer itself.

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