Ultimate Apple Repair Toolkit on Amazon Prime: https://amzn.to/3sBgVjk In this video you can learn how to fix not being able to write files to you external drive on a Mac. This is the grey circle fix: Quick Fix at 1:29 Can be downloaded at www.mounty.app Permanent Fix and Explanation at 3:23 Backup Drive to Desktop and reformat from NTFS to ExFAT format. By doing the permanent fix, you make your drive universally comparable with just about any computer in the world. Format the drive to be ExFAT Format at 6:14 Warning! Always backup before opening the Disk Utility! Learn More at www.gribsoft.com/external-drive-grey-circle-fix Parts and tools used in this video can be found at: https://store.gribsoft.com/ Our Website: https://www.gribsoft.com/ Support us here: https://www.gribsoft.com/support-us