The projector should detect the file and begin a progress bar.
Before hunting for files, check if an update is necessary. Unlike a smartphone, projector firmware updates are risky. If your projector is currently working fine, Update only if: You are experiencing frequent system crashes. yg300 projector software update
Because there is no "official" central website for the YG300, you must identify your specific model version. The projector should detect the file and begin