Let's log in to Tik Tok first and click the "+"in the middle. Click "Select Music", select the music you want to use, and then click "Props". Select the "Color Switch" prop. Start shooting. Click on the screen during shooting, and the screen color will switch to other colors. There are always four colors: red, yellow, blue and green. Optional cover, etc. , click "Next". The topic "I am an expert in filter switching" will be automatically added, and the title can be published after writing it.