Most of the time, when you plug a Samsung T3, Crucial, Sony or Sandisk SSD into your MacBook or Mac Mini, it will be mounted in Disk Utility. However, sometimes, an external or internal SSD won't mount on Mac. It can be so frustrating if your Mac doesn't detect the SSD, especially when you need to transfer something right then.
• Definite Guide to hard drives not showing up/mounting issues
Even when you open a.dmg, it will only mount the disk. This means that it opens up a little folder on your desktop kinda like when you put a CD in your mac. Nov 18, 2019 A free tool called dmg2iso will convert the DMG image file to an ISO image file, which is much more usable in Windows.
Don't worry, this passage will troubleshoot SSD not mounting on Mac issue. /brutus-password-cracking-tool.html.
One essential thing you should know is that SSD data recovery is more difficult than hard drive data recovery. This is because SSDs use a new technology called TRIM. So when your SSD still won't mount due to disk corruption, your data stored on the SSD is so fragile and any operation will overwrite the original data.
In this situation, if you have important data on the drive, we suggest you back up files from the unmountable SSD first. As a free and professional data recovery tool,iBoysoft Data Recovery for Mac is highly recommended. It can recover lost data from unreadable SSD, recover lost data from formatted SSD, unmountable SSD, corrupted SSD, etc.
Aside from that, iBoysoft Data Recovery for Mac can also recover lost data from unreadable USB flash drive, hard drive, external hard drive, SD card, etc. on macOS Big Sur 11/10.15/10.14/10.13/10.12 and 10.11/10.10/10.9/10.8/10.7.
Tutorial to recover lost data from unmountable SSD on Mac with iBoysoft Data Recovery for Mac
Step 1: Launch iBoysoft Data Recovery for Mac.
Step 2: Select the unmountable SSD and click 'Scan' to search for lost files on the drive.
Step 3: Preview the scanning results, choose files we need, and click 'Recover' to get them back.
Step 4: Have a check to ensure we have got all lost files back.
After you rescue files from the unmountable SSD, you can then fix the 'SSD no mounting' issue on Mac without worrying about data loss. Let's start with basic solutions.
1. Check the cable. Try connecting the same device with a different cable.
2. Check whether the SATA and USB port are damaged. If you've got another port or another SSD case, try connecting the device to that one.
3. Reboot your computer. Sometimes, an SSD is not mounting, there are problems with macOS system. Fortunately, some damages can be easily fixed by restarting. So restart your Mac computer to see if the SSD is mounted.
When an SSD won't mount, you can force mount it in Disk Utility at the very beginning. Launch Applications > Utilities > Disk Utility (or just search Spotlight for it). Disk Utility will list all connected disks as long as the disk is detected, with mounted or unmounted partitions listed below. If the SSD shows up in the list but one of partitions is not mounted, you can right-click the partition and choose Mount button.
If you can't mount the SSD in Disk Utility or the SSD is not showing up in Disk Utility, restarting your Mac might help. It's called power cycle and you can have a try when Disk Utility doesn't see your SSD.
Step 1: Start your system, hold the OPTION key and let it sit there for 30 minutes.
Step 2: After the 30 minutes shut down the computer and wait 30 seconds.
Step 3: Turn the system back on and hold the OPTION key again and wait another 30 minutes.
After these steps are complete then you can try the SSD again to see if it will be mounted in Disk Utility.
If your SSD is still not mounting, it might be failed due to disk errors or corruption. You can try selecting First Aid to repair the disk.
Step 1: Go to /Applications/Utilities/Disk Utility/, then click Continue.
Step 2: In the sidebar, select the SSD that is not recognized.
Step 3: Click the First Aid button.
Step 4: Click Run.
If Disk Utility tells you the disk is about to fail, back up your data as soon and as much as possible, and then replace the disk. Disk Utility can't repair the disk in the SSD disk enclosure.
The last hope to fix the unmountable SSD is to reformat it, as reformatting will restructure this disk to fix corruption. However, it will remove all data on the SSD as well. Hence, you need to first back up useful files with iBoysoft Data Recovery to prevent further data loss.
• Learn how to erase external SSD & hard drive on Mac
If the SSD is still not detected on Mac, the drive might be physically damaged. You should send the drive to local technicians for reparation or replace it with a new one.
For some reason like lack of space and frozen system, you bought a new Sandisk extreme or other portable SSD. But you just don't know how to mount it on your Mac to make it work. If you are facing such problems, this part will assistant you to mount the SSD easily.
Then, the external SSD will be automatically mounted by the Mac, waiting for you to transfer content to and from your external SSD. Every time you finish your work on the SSD, you need to right-click the external SSD and choose Eject. It's going to unmount the SSD safely, which lowers the possibility of SSD not mounting issue on Mac.
What's more, you may want to fit an SSD internally to upgrade your MacBook Pro or MacBook Air. Its great speed and accessibility could lead you to replace the traditional hard drive. Then, you can also install the SSD to replace your old hard drive, and mount the SSD as a system drive.