This guide has a video walkthrough, please consider watching the video here: https://youtu.be/x9CokQvbFYc
Enter the 'amount you want to increase it by', *not the new total size*.
Example: If your current disk is '250GB' and you want '500GB total', you must type '250'.
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Boot into your macOS VM, open 'Terminal', and run:
diskutil listThis will show your disks. Example: `disk0` might be '524.4GB', but the APFS container (`disk3`) is still only '255.8GB'.
⚠️ Your disk numbers may be different — double check before running commands!
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diskutil repairDisk disk0Type 'y' when prompted.
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diskutil apfs resizeContainer disk3 0This expands the APFS volume to use all available space.
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If disabled, run:
sudo trimforce enable---