Now Terminal shows: (image also attached)Ģ: Apple_HFS Macintosh HD 499.2 GB disk0s2ģ: Apple_Boot Recovery HD 650.0 MB disk0s3ģ: Apple_HFS still broken 801.2 GB disk1s3Ĭan anyone please list the correct steps and language/verbiage that I can use in Terminal to get the full 3T of space that should be there (or alternate steps through some other process/application)? I have never put any files on the drive, and began this process by formatting Extended Journaled. Enter the command diskutil erase Volume jhfs+ drive /dev/disk0s3. Step 2: Check the partition you want to delete and its identifier. Input the command diskutil list to show you the HDD or SSD’s partitions and volumes. I tried a variety of steps and eventually ended up adding a new partition of 3.1KB instead of merging the first two as I was trying to do. Open the Terminal tool on your Mac or search it using Finder. This led me on a search and then to Terminal. However, when I tried to delete the partition using Disk Utility, I got an error message.

I discovered it had a partition and the remaining space was free. When I first tried to use it, it only showed just over 801G. Format: APFS or Mac OS Extended (Journaled), as recommended by Disk Utility. Select your user account and enter the administrator password if asked. Click the Erase button in the toolbar, then enter the requested details: Name: Macintosh HD. Release the two keys when seeing the Apple logo. Macintosh HD) Select the partition you don’t need Click the - (minus) icon Hit Apply The deletion process might take up to several minutes. Hit the power button, then immediately press and hold Command + R. Click Erase in the top menu Confirm in the dialog window Hit Done The first step is done, but you still need to actually remove partitions from your main drive: In Disk Utility, pick your main drive (e.g.

I am running 10.13.6 and purchased a new 3T WD external hard drive. How to erase Mac without Erase Assistant: Turn off your Mac.

Erase partition mac