In the Utilities folder, select Disk Utility. What do I do if my external hard drive is not detected? What do I do if my external hard drive is not detected Mac? … Computer has difficulty detecting USB devices.
You could have a damaged device, or there could be a problem with the port itself. There are several reasons why a USB device is not recognized. To verify this, go to This PC > Manage > Disk Management and check whether your USB drive shows up there. It might be that the drive is visible in the Disk Management tool. Generally, a USB drive not showing up basically means the drive is disappearing from File Explorer. Why is my USB drive not showing up in my computer? Release all the keys and the power button. You should see the light on the power adapter change colour or blink to indicate the SMC has been reset. Press the (left) Shift + Ctrl + Option keys and the power button at the same time, and hold them down for a few seconds. … Launch Device Manager again, click the View menu then click Show hidden devices.
Windows 10 will detect the drive then reinstall it. Exit Device Manager then restart your computer.
Why does my external DVD drive not work? Reinstall or Update Driver in Device ManagerĮxpand DVD/CD-ROM drives, right-click the optical drive listed, then click Uninstall. The CDs and DVDs preference pane will only show up when the SuperDrive is connected.
If you need to make sure that the drive is working on a software level, open System Preferences. With macOS Catalina, the SuperDrive won’t show up in the, Finder sidebar, Desktop, or Disk Utility unless a disc is inserted. …Īlso know Is Apple SuperDrive compatible with Catalina? …Įnable and Format the Drive in Disk Management. Make Sure It’s Plugged In and Powered On. What to Do When Your External Hard Drive Won’t Show Up What do I do when my external hard drive is not detected? You should see a device disappear from System Information when you remove the USB device, and it should appear again when you reconnect it. Wait a few minutes, and click File > Refresh Information. Open System Information and disconnect the USB device from your computer. The drive is not readable on macOS.Īccordingly, How do I get my Mac to recognize my USB? Why your Mac does not recognize external hard drive Thereof, Why won’t my external DVD player work on my Mac? Choose Preferences > General and make sure that there is a tick beside External Drives. If the drive still produces strange sounds, take the MacBook to an authorized repair center or computer shop.Click on Finder in the menu at the top of your screen. Restart the MacBook, and then insert a disc into the optical drive. Wait about three minutes after you blow out the drive for any condensation created by the canned air to dry inside the laptop. Use a can of compressed air to blow out the slot in the optical drive. If after restarting the MacBook the optical drive still produces unusual sounds, shut down the laptop.Ĭlose the LCD screen on the MacBook, and then disconnect the AC power adapter. Insert another disc into the drive to determine if a faulty disc is the cause of the strange noises.Įject the disc from the optical drive and restart the MacBook. If the disc appears warped or has a surface that isn't smooth and flat, this could be the cause the optical drive producing unusual sounds. Inspect the disc and ensure there are no signs of warping and that the disc is perfectly flat.
Eject the disc manually from the optical drive.