Open Terminal and paste:
To show hidden files and folders in Finder on a Mac, you can follow these steps: show hidden finder
If you want to make hidden files visible permanently across all Finder windows and sessions, use these commands in the app. Open Terminal and paste: To show hidden files
Hidden files will immediately appear as semi-transparent or "grayed out" icons. indicating they are hidden.
The quickest way to toggle hidden files in any Finder window is a simple three-key combination. This method works on macOS Sierra and all subsequent versions, including Sonoma and Sequoia. Command + Shift + . (Period)
This will toggle the visibility of hidden files and folders. You will see them appear with a slightly faded or translucent icon, indicating they are hidden.