How to Recover Overwritten Files on Mac

Hi... I had a consultant come in to re-install some files today. Unfortunately, she overwrote a file with a new file by the same name. Now we are out a few days work. Is there any possible way out there that can recover an overwritten file from Mac?

If you have maintained a backup copy of your Mac before the overwriting, you can use Time Machine to retrieve them. If unfortunately you have not, you still don't need to fret. The overwritten files are still inside your Mac. What you need to do is to stop using your Mac and look for a mac data recovery program to help you.

Part 1: How to Recover Overwritten Files on Mac

Here you can use Wondershare Data Recovery for Mac . This mac data recovery software is able to recover a variety of files from your Mac, no matter if your files were overwritten on your Mac or your digital camera, external hard disk, memory cards etc. This program also offers a trial version for you to scan your Mac or your device for overwritten files.

You can download the trial version below.

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Recover Overwritten Files from Mac in 3 Steps.

Note: This program only supports Mac recovery. Windows users should download Wondershare Data Recovery for Windows to recover overwritten file from Windows computer.

Step 1 After installing and running Wondershare data recovery for Mac on your Mac, select the type of files you want to recover. To recover deleted excel files from mac, go to "Document" option and next.

 recover overwritten files on mac

Step 2 Select the right hard drive to scan for the overwritten files.

Note: If you want to recover overwritten file from external storage device, please make sure that your external storage device can be recognized as a hard drive on your Mac.

recover overwritten files

If you can't find your lost excel file after the quick scan, go to deep scan which will help you search more excel files from Mac hard drive, but it will take more time than quick scan.

recover overwritten files

Step 3 After the scan, all found files will be listed to the left of the window. You can check whether the found files are what you want to retrieve or not by file names.

You can then select files that you are going to restore and click “Recover” to save them to your Mac.

Note: Please do not save recovered files in their original locations, because this would lead to issue with overwritten data.

recover overwritten files from mac

Note: Recover Lost Mac Data under Mac OS X 10.13 (High Sierra)

Due to macOS High Sierra (macOS 10.13) requirement, Mac users are not allowed an access to the built-in system drive from any apps. Therefore, if you need to restore lost data from the system disk under macOS 10.13, please "disable System Integrity Protection" first.

How to disable "disable System Integrity Protection"? Please follow the steps below.

Step 1Reboot the Mac and hold down"Command + R" keys simultaneously after you hear the startup chime, this will boot OS X into Recovery Mode.

Step 2When the "OS X Utilities" screen appears, pull down the "Utilities" menu at the top of the screen instead, and choose "Terminal".

Step 3In the "Terminal" window, type in "csrutil disable" and press "Enter" then restrart your Mac.

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