Fix Failed to unmount /isodevice Partition when Installing Ubuntu

By | January 18, 2020

If you are installing ubuntu operation from computer disk, you may get an error: Failed to unmount /isodevice Partition. How to fix this error in order to continue to install.

The solution is to open terminal and enter the command below before installing.

sudo umount -l /isodevice

Then you will find this error is fixed.

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