On the whole, Excel files may get lost due to the program crash, Mac shutting down unexpected, accidental deletion, hard drive formatting, or virus attack. Run EaseUS file recovery software > Scan device > Recover deleted or lost excel. Go to 'Applications' >' Utilities' > 'Terminal' > Type ' defaults write .'. Go to 'Applications' > 'Utilities' > 'Terminal' > Type $TMPDIR and hit Return.
