To recover deleted files on Mac for free follow these steps:
To recover permanently deleted files without software you can try this procedure:
Top 5 Best Data Recovery Tools for Mac:
Disk Drill is safe to use when recovering lost data. One precaution you should take is to use Disk Drill’s backup tool to create a byte-level backup when recovering a failing drive. You should also install and run the app from a different disk than the one that will be recovered to protect against data being overwritten during recovery.
In order to use Disk Drill Version 3 for Mac you need to be running Mac OS X 10.8.5 or later. It is compatible with the newest macOS release, Catalina. Users running older versions of Mac OS X between 10.5 and 10.8.5 can use Disk Drill version 1 or 2 to recover their lost and deleted data.
Use this procedure to recover data from an external hard drive: