> For the complete documentation index, see [llms.txt](https://docs.tlic.cmu.ac.th/cmu-zoom-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tlic.cmu.ac.th/cmu-zoom-manual/setting-up-meetings/meeting/start-stop-video.md).

# Start/Stop Video

![](/files/UayVzxvzf1ky2RzGCmIV)

For camera settings, when you press the ^ symbol on the side, the following menu will appear:

![](/files/CXnC9k0LMrnUqfrFt5Eb)

* Select a Camera (Alt+N to switch): Choose the camera you want to use (press Alt+N to switch cameras).
* Choose Virtual Background: Select a background image, you can choose from the images provided by the system or add your own images.
  * I have a green screen: Choose to use background removal when using a green screen to help the program cut out the background better.
  * Mirror my video: Flip the video
  * Studio Effects: Effects for makeup and beauty

![](/files/suD0791UWH7tY4KUCBI9)

* Choose Video Filter: Choose to use various filters

![](/files/4dCUsw0fkbMAriBy5Z0e)

* Video Settings: Camera and video display settings for meeting participants in the Zoom program when you click on the settings window will appear.

![](/files/xI7s19fDVEqMjuLZzHXY)