To remove the shadow from all window screenshots you take, you’ll need to use Terminal:
- Go to Applications > Utilities and launch Terminal.
- Type the following command: defaults write com. apple. screencapture disable-shadow true.
- Press Return.
- Now type this command: killall SystemUIServer.
- Quit Terminal.
- To restore it use this command defaults delete com.apple.screencapture “disable-shadow”
You can also change the file format in which your Mac saves screenshots. Here’s how to change the default format for your Mac screenshots from PNG to JPG:
- Hit Command+Space to open Spotlight.
- Type “terminal” and select Terminal.
- Ignoring the quotation marks, type “defaults write com. apple. screencapture type ” followed by the desired file format. Your options are JPG, TIFF, GIF, PDF and PNG. …
- Click Enter.