Open terminal | Command+Space and type Terminal and press enter/return key. Paste following code ruby -e "$(curl -fsSL h ttps://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null Wait for the command to finish. After completion run following code : brew install upx now run this command: sudo upx -d /Applications/myapp.app/Contents/MacOS/myapp Then run the application normally.

Open terminal | Command+Space and type Terminal and press enter/return key. Paste following code ruby -e "$(curl -fsSL http s://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null Wait for the command to finish. After completion run following code : brew install upx now run this command: sudo upx -d /Applications/myapp.app/Contents/MacOS/myapp Then run the application normally.