Any problems in either of the two parts will end up with the macOS doesn’t detect and recognize the external hard drive. 2. Question: Q: MacBook not Detecting External Hard Drive. Therefore, It can supply the power required by the external hard drive. 2. Change settings for Mac recognize an external hard disk in the Finder. However, the fact is that the WD hard drive is detected by macOS but it is not set to show up on Mac. Why is the MacBook not recognizing my external hard drive? When your Mac is not recognizing the external hard drive, use Disk Utility to mount and repair the unrecognized external drive. 1. If your Mac is not recognizing a USB or external hard drive after this, you’ll have to try mounting it manually. In this case, you can show the WD hard drive by changing the preferences: If you plan on only using the the external hard drive, select Mac OS Extended as the file system. Use that as a last resort. If the drive is recognized, copy your entire data from it. Warning: Erasing and reformatting your external hard drive will erase all the contents on your external hard drive. Enable External Hard Drive Visibility One is for the external hard drive and the other is for Mac. In case, your drive fails to show up on any other Mac machines then it seems like the problem lies within the ExFAT drive. 4. Try to re-connect it and make sure that the USB port is well-cleaned and the hard drive’s cable is plugged in properly. Now connect the external hard drive to Windows 8 computer and format it in FAT32 file system. If Mac isn’t automatically recognizing your external hard drive, it’s time to force it to. If your flash drive or external hard drive is not showing up there, go to Finder > Preferences > Sidebar, and under Locations, you need to tick the option "External disks". a. Connect the external hard drive to your Mac and copy the important data to the Mac PC. Question: Q: External hard disk not detecting in windows 7 ? Mount an external hard drive on Mac. i just start using MacBook 12" with usb c port, i got with my mac usb c to normal usb converter, i have tried it with memory stick and it works but with my 2 external hard drives in not detect any or … Hi, I have WD 1TB external hard disk.When i brought this and reformatted NTFS to FAT32 for mac.Backing up my stuffs through time Machine and keeping my personal things also.But after this its not detecting my HP windows 7 lap. Detach the drive and format it on your host Macintosh (on which your drive was not detected). ; If Disk Utility lists the external hard drive in gray, then select your external hard drive from the sidebar. Repair external hard drive by using Disk Utility. Sometimes, you think WD hard drive is not recognized by Mac because the WD external hard drive isn't showing up on Mac, neither in Finder nor on the desktop. If you plan on using the external hard drive on other devices, select FAT32, or exFAT as the file system. These steps for fixing an external hard drive not recognized on Windows and Mac are suitable for external hard drives of all capacities and manufacturers. Fix 3. c. Now you would be able to use the external hard disk on both the computers. Finder is the other access for us to check a connected external drive on Mac. Still don’t worry. We summarize four common reasons: Connect your hard drive and follow these instructions: Go to System Preferences > Disk Utility. The external hard drive not showing up problem occurs frequently on Windows PC or Mac, and it could lead to data loss. The recognition process of an external device contains two parts – hardware and software. Steps are as follows: Go to Finder > Applications > Utilities.Double-click Disk Utility to launch it. There are some useful fixes to the external hard drive not detected … Also refer to this link: Drives, partitions, formatting w/Mac's + PC's In that case, use a USB cable with two USB connections. 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