After upgrading to macOS High Sierra on my MacBook Air, everything seemed to be good. Until today, when plugging in my Toshiba external hard drive, I found it became read-only and I couldn't transfer any file from Mac to the external hard drive. How to solve read-only external hard drive after the High Sierra update? Any help would be appreciated! External hard drive shows read-only after the High Sierra/Mojave update? Powerpoint download mac for teachers. Don't know how to after the High Sierra/Mojave update? This article will talk about why external hard drive shows read-only after the High Sierra/Mojave update and how to fix the problem. Why external hard drive shows read-only after the High Sierra update? Instead of the fault of your external hard drive or Mac computer, most of time, it is just because your external hard drive is formatted to NTFS for Windows computers and the High Sierra is partially compatible with NTFS external hard drive. ![]() If the original drive was not upgraded to High Sierra, that should be done first so the internet recovery feature on the computer is updated to High Sierra. Again, these instructions are intended for new internal SSDs only, with computers that have already had their original drive upgraded to macOS 10.13 High Sierra. How to create a bootable macOS High Sierra installer drive Put the macOS High Sierra installer on an external USB thumb drive or hard drive and use it to install the operating system on a Mac. The older versions of Mac were able to mount NTFS external hard drive with read and write mode, but for some technical and copyright issues, all versions of macOS only enable NTFS read support, but don't by default. Thus we are unable to edit, create and after the High Sierra update. How to fix read-only external hard drive after the High Sierra update? In this situation, you only need a professional to fix external hard drive read-only after the High Sierra update. Here we recommend you two. Solution 1: Use the cheapest NTFS for Mac utility in App Store As the cheapest NTFS for Mac utility in App store, gives us full capability to NTFS external hard drive. It allows us to edit documents, rename folders, copy and on /Mojave 10.14/10.12 Sierra/10.11/10.10/10.9/10.8/10.7. Guidance to download and use NTFS Assistant Step 1: Download and install NTFS Assistant from. Step 2: Download and install. Step 3: Launch NTFS Assistant and connect a NTFS external hard drive to Mac. Solution 2: Mount NTFS drive with iBoysoft Drive Manager is a professional that can not only read and, but also mount and unmount FAT32 drives, exFAT drives on macOS Mojave 10.14//10.12 Sierra and Mac c OS X 10.11/10.10/10.9/10.8/10.7. Besides, iBoysoft Drive Manager can also manage network drives and external drives (including external hard drive, USB flash drive, SD card, memory card, CF card, pen drive) with ease. Only a single click on the menu bar, we can mount, unmount network drives and external drive. So if you are also bothered by the inconvenience of mounting, unmounting external drive and network drives, iBoysoft Drive Manager is certainly the best choice. Simple 3 steps to fix read-only external hard drive after the High Sierra update with iBoysoft Drive Manager Step 1: Download and install iBoysoft Drive Manager on Mac. Step 2: Launch iBoysoft Drive Manager and connect NTFS external hard drive to Mac. Step 3: Write to NTFS external hard drive after getting the notification that the drive has been mounted successfully. $499.00 MSRP Editors' Rating Type External External External External External External External External External External Storage Capacity (as Tested) 2 TB 8 TB 500 GB 2 TB 2 TB 512 GB 3 TB 12 TB 1 TB 1 TB Rotation Speed 5400 rpm 7200 rpm SSD SSD SSD SSD 7200 rpm 7200 rpm SSD SSD Ports USB 3.0, USB-C USB 3.0 USB 3.0, USB-C USB-C, Thunderbolt 3 USB-C Ethernet, SD Card Slot, USB 3.0, USB-C, Thunderbolt 3 USB 3.0, USB-C, Thunderbolt 3 Thunderbolt 3 Thunderbolt 3 USB 2.0, SD Card Slot, USB 3.0 Read Review. Tom Brant The Best External Hard Drives for Mac Looking to add storage, or for a smart way to back up your Mac? Here's what you need to know, along with our top-rated Apple-friendly drives. We've tested SSDs and platter-based drives alike. The Right Connections Buying an external hard drive for your Mac is not all that different from buying one for your Windows PC, except for one very important complication: Newer and only come with Thunderbolt 3 ports, but the arrival of Thunderbolt 3-equipped drives has been a trickle, rather than a flood. Most of the current models are designed for photographers and video editors who need to store mountains of footage and access it very quickly. As a result, they are typically SSDs or arrays, which means they're also very expensive. ![]() So what's a Mac user who just wants to back up his or her files using Time Machine to do? Read on as we answer that question, and solve your other Mac external-storage quandaries. A New File System Thunderbolt 3 and USB Type-C are the latest innovations in the external storage market, but before we get to them, we need to address a basic building block of hard drives that has always affected compatibility, and probably always will: the file system. An external drive's file system is the most important factor that determines whether or not it's readable by Macs, PCs, or both.
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