Usb Not Mounted Mac

Usb Not Mounted Mac

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Try using a different cable with the drive to see if that fixes the problem. Who makes mac tools. Similarly, if you are using a USB port via a hub check that's not what's causing the problem. Also check that the port. Thank you, CountJohn. My WD 1.5 TB USB is sitting on my Mac desk shelf. It has been replaced. By a new WD Cloud WiFi drive, and several smaller thumb drives (which DO mount). Eventually HAVE to fix this! Too many. off Mac users!! - Steven Sunday (can't remember my nick name) Sent from my iPad. I seem to have a really strange issue with my MacBook 12'. I can't get usb thumb drives to mount on my Mac( doesn't even show up). However, portable external hard drives show up. I have the Apple usb c digital AV hub that works when I have it plugged into my iPad Pro but not with my. When USB ports are not recognizing devices it can be an indication that you need to reset the System Management Controller (SMC) on your MacBook Pro. The SMC is responsible for low-level functions like the USB power. Try the steps in the article below, and let me know the results. How to reset the System Management Controller (SMC) on your Mac.
Summary : This blog explains five best ways to resolve the 'external hard drive not mounting' issue on Mac. 
 It also shares a reliable software-based method to recover data from unmounting (or un-mountable) USB hard drive on Mac. Free evaluate the best Mac external drive recovery software from the below.

When you connect an external hard drive on Mac, it will show up on Desktop, Finder, and DiskUtility. But sometimes the external drive won't appear on any of these places. Consequently, data inside the unmounted external hard drive turns inaccessible. The contained files and the external drive's integrity comes to a stake.
Don'tworry, read and apply the below fixes to resolve Mac unmounted external drive issue.
1. Change macOS Settings Mac tools dealer locator.
Ensure Finder preference to show external disks on Desktop or Finder is enabled.
Open Finder from Dock. From the top Menu Bar, go to Finder > Preferences.
On the 'Finder Preferences' window, click the General tab.
Under the 'Show these items on the Desktop' section, select the 'External disks' checkbox. Your Desktop will now show the external hard drive icon.
Click the Sidebar tab. Under the Locations section, select the 'External disks' checkbox. Your Finder sidebar will now show the external hard drive.
Ensure Disk Utility's View menu has 'ShowAllDevices' option selected.
Press Command + Space Bar keys to open Spotlight. 
Type ‘disk utility' and hit Return to open Disk Utility.
Click the View menu located at the top left corner of Disk Utility and select 'Show All Devices'. Your Disk Utility's sidebar will now show the external hard drive.
2. Reset Mac Firmware Settings
Reset NVRAM (Non-volatile RAM) & PRAM (Parameter RAM).
Restart Mac then immediately press and hold Option + Command + P + R keys until you hear a second chime.
Reset SMC (System Management Controller) on your Mac.
For iMac, Mac Pro/mini, or laptop with a removable battery—detach the power cable or take out the battery then press and hold the Power button for 5 seconds.
For MacBook Air, MacBook Pro, or MacBook with non-removable battery—press and hold Shift + Control + Option + Power Button for 10 seconds.
3. Fix External Hard Drive Connectivity Issue
Ensure proper connectivity of your external hard drive to your Mac.
Reconnect the USB connector or adapter to fit the hard drive snugly.
Connect the hard drive to a different USB port or a different Mac.
Replace the USB cable or adapter in case you suspect it to be damaged.
Connect external power source if the hard drive requires one.
Check the LED light to ensure the storage device is powered on and working.
Swap the hard drive with a different case if you presume it to be faulty.
ReadCaseStudy: Whooping 94% data recovered from unmounted external drive on MacBook Pro

4. Troubleshoot External Hard Drive
Mount the external hard drive from Disk Utility.
Open DiskUtility then select the greyed out hard drive from the sidebar.
Click the Mount tab. The drive will mount automatically.
Repair hard drive from Disk Utility.
Open Disk Utility then select the hard drive from the sidebar.
Click First Aid then hit Run to verify and repair logical issues with the hard drive.
Mac Not Reading UsbCheck the SMART status of the external hard drive if it unmounts intermittently.
Open Disk Utility then check the SMART Status of the external hard drive.
In case the SMART Status is failing, then back up the drive by cloning.
Replace the failing drive with a new one to safeguard against data loss.
5. Recover Data from Non-Mounting External Mac Hard Drive
Ensure the external hard drive is detected in Disk Utility, then fulfill the following data recovery prerequisite. 
On your Mac system, download and install the *trial version of Stellar Data Recovery Professional for Mac.
Launch the software by double-clicking on its icon. [You'll interact with its intuitive graphical user interface.]
Usb Not Mounted MachineLeverage the Mac external drive recovery software to recover data from the not-mounting external storage drive.
Mac Usb Not WorkingSelect the types of files present on the drive then click Next. 
Select the not-mounting external hard drive then toggle on Deep Scan.
Click Scan. And let the scan to finish till completion. 
View the scanned items in Classic, File, or Deleted List. Once a view mode is selected, navigate the folders then preview any scanned files from the right pane.
Select all the required files by clicking their corresponding checkbox, then click Recover. Specify a save destination then click Save.
Usb Not Mounted Mac OsNote: *Trial software allows you to scan storage drive and preview scanned files. Activate Stellar Data Recovery Professional for Mac by using its activation key and recover the files.
Watch the next video to know more about the software and its usage. 
Conclusion
This blog presented 5 different methods to troubleshoot ‘external hard drive not mounting' issue on Mac. You can begin with fixing the external hard drive connectivity issue, changing macOS settings, resetting Mac firmware settings, troubleshooting the drive, and finally recovering data from the hard drive. 
If the external hard drive is not detected in Disk Utility, then it may have a hardware issue. And if the basic hard drive connectivity fixes don't resolve the problem, then you need to try Stellar Data Recovery software for Mac. 
Usb Not Recognized MacWe hope this blog post helped you understand the possible reasons, as to why macOS can't mount the external drive on Mac and how to troubleshoot and recover the unmounted Mac external drive. For any query, write to us in the comments section below.