Method 1) Using Launchpad – Mac App Store apps only

Hold down the Option key, and once the icons start jiggling click the “X” shown in the corner of icons that you want to delete. This removes the app from Launchpad, and does not uninstall them, but this is limited to apps installed from the Mac App Store. If you want to remove an app not installed through the Mac App Store, you have to use the method below:

Method 2) Using the Terminal – removes any application
Launch the Terminal and enter the following command, replacing “APPNAME” with the name of the application you want to remove from Launchpad:

sqlite3 ~/Library/Application\ Support/Dock/*.db "DELETE from apps WHERE title='APPNAME';" && killall Dock