The most direct reason your external hard drive could be detected by macOS but can’t be opened is the file system problem. … Open Disk Utility. You can search for it using Spotlight or via Finder > Go > Utilities. Check on your external hard drive, click the First Aid tab and select Run to start running diagnostics.
Thereof, How do I get my Mac to recognize my external DVD drive?
Click on Finder in the menu at the top of your screen. Choose Preferences > General and make sure that there is a tick beside External Drives.
Accordingly, Why does my external DVD drive not work?
Reinstall or Update Driver in Device Manager
Expand DVD/CD-ROM drives, right-click the optical drive listed, then click Uninstall. Exit Device Manager then restart your computer. Windows 10 will detect the drive then reinstall it. … Launch Device Manager again, click the View menu then click Show hidden devices.
Why is my Mac rejecting DVDs? Over time a drive’s lens may collect dust and debris, which can prevent the lens from reading properly. If this happens then most discs inserted into the drive will be ejected, including commercial discs. To remedy this, you can try blowing compressed air into the drive in an attempt to dislodge any debris on the lens.
Also know How do I get my Mac to recognize my USB?
Open System Information and disconnect the USB device from your computer. Wait a few minutes, and click File > Refresh Information. Reconnect the USB device. You should see a device disappear from System Information when you remove the USB device, and it should appear again when you reconnect it.
Is Apple SuperDrive compatible with Catalina? With macOS Catalina, the SuperDrive won’t show up in the, Finder sidebar, Desktop, or Disk Utility unless a disc is inserted. If you need to make sure that the drive is working on a software level, open System Preferences. The CDs and DVDs preference pane will only show up when the SuperDrive is connected.
Why does my DVD drive not read discs?
If the optical drive cannot read the files stored on any CD/DVD discs, you need to confirm that the drive is listed in Device Manager. Confirm the drive is listed in Device Manager, and then reinstall the device driver to resolve any error states. Verify that there is no disc loaded in the drive.
What to do if DVD is not reading?
Remove the disc from the DVD player. Use a lint-free cloth and some denatured alcohol or water to clean the disc and remove any dust or smudges that may prevent the player from reading it properly. Reinsert the disc into the player and press “Play” to see if cleaning the disc fixes the “NO DISC” error.
How do I get my external CD drive to work?
Insert one end of the USB cable into the external CD drive. Plug the other end of the cable into your computer’s USB port. Allow the computer to install the drivers for your external CD drive. Usually the computer will recognize the external drive and automatically install the drivers for the device.
How do you reset the SMC on a Mac?
How to reset the SMC on Mac desktop computers
- Choose Apple menu > Shut Down and wait for your Mac to shut down.
- Unplug the power cord.
- Wait 15 seconds.
- Plug the power cord back in.
- Wait 5 seconds, then press the power button again to turn on your Mac.
Does an iMac have a DVD Player?
All iMacs come with an optical drive, which Apple calls a SuperDrive. … The iMac’s optical drive can read CDs, CD data disks, DVDs and DVD data disks. You can use it to play audio CDs, watch DVD movies and load files and applications from data disks.
How do I reset my USB ports on my Mac?
Press the (left) Shift + Ctrl + Option keys and the power button at the same time, and hold them down for a few seconds. You should see the light on the power adapter change colour or blink to indicate the SMC has been reset. Release all the keys and the power button.
Why is my USB drive not showing up in my computer?
Generally, a USB drive not showing up basically means the drive is disappearing from File Explorer. It might be that the drive is visible in the Disk Management tool. To verify this, go to This PC > Manage > Disk Management and check whether your USB drive shows up there.
Why is my USB port not working?
There are several reasons why a USB device is not recognized. You could have a damaged device, or there could be a problem with the port itself. … Computer has difficulty detecting USB devices. The USB Selective Suspend feature is on.
What do you do if your USB device is not recognized?
Resolution 1 – Uninstall and then reconnect the external hard drive
- Select Start, type Device Manager in the Search box.
- Select Device Manager from the returned list.
- Select Disk Drives from the list of hardware.
- Press and hold (or right-click) the USB external hard drive with the issue, and select Uninstall.
How do I update my Apple SuperDrive?
To complete the firmware update process, please follow the instructions in the updater application (/Applications/Utilities/SuperDrive Update. app). The updater will launch automatically when the installation is complete.
How do you fix a disk that Cannot be read?
Here are a few methods to try to fix your scratched disc at home:
- Rubbing Alcohol Method: Get a lint free non scratching cloth. …
- Toothpaste Method: Use a small dab of the gritty type of toothpaste. …
- Banana Method: Use a banana that is peeled and cut in half. …
- Skip Scratch Fixer Method: …
- Petroleum Jelly Method:
How do you fix a disc that won’t read?
5 Ways to Repair a CD or DVD
- Clean the disc using a soft lint-free cloth and a dab of warm water and mild detergent. …
- Fill scratches with toothpaste. …
- Soften scratches with heat from a 60W lightbulb. …
- Fill the scratch with a wax-based product. …
- Cover holes in the data layer with pen and tape.
Why won’t my Blu Ray player read discs?
A dirty lens may obstruct your data and prevent your Blu-ray player from reading discs altogether. Try cleaning the lens to get your Blu-ray working. It’s simple: Try a store-bought lens cleaning CD – a popular choice, lens cleaning CDs typically use tiny bristles to clean the Blu-ray lens.
Why is my DVD player not loading?
Possible Reasons & Fixes to DVD Player Loading Problem
If the DVD player is not loading all discs, then there could be dirty or bad lens and mainboard of the DVD player. … Try another disc, if dvd player stuck on loading problem doesn’t happen with another disc, check if the problematic disc is dirty or scratched.
How do you fix a disc that won’t read?
Here are a few methods to try to fix your scratched disc at home:
- Rubbing Alcohol Method: Get a lint free non scratching cloth. …
- Toothpaste Method: Use a small dab of the gritty type of toothpaste. …
- Banana Method: Use a banana that is peeled and cut in half. …
- Skip Scratch Fixer Method: …
- Petroleum Jelly Method:
Why is my CD drive not showing up?
Restart the computer and Windows should auto-detect the drive and reinstall the drivers for you. If your hardware is not even showing up in the Device Manager, then you may actually have a hardware problem, such as a faulty connection or a dead drive. It’s worth checking this option out if the computer is old.
Why is my CD drive not working?
Update or reinstall the driver for the optical disk drive
Press the Windows key + R to open the Run dialog box. … In the Device Manager window, expand DVD/CD-ROM drives. Right-click the CD/DVD/Blu-ray drive that is listed, and then click Uninstall. Click OK to confirm that you want to remove the device.
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