The present invention relates to the field of live broadcast technology, in particular to a method, device and system for switching live images; the method is applied to a system for switching live images, and the system includes a front-facing camera of a user terminal, and is connected to the user terminal A plurality of cameras connected by communication, the method comprising: opening the live broadcast software to perform screen recording and live broadcast, and switching to the main live broadcast interface, where the main live broadcast interface is used to play the live content; during the live broadcast, the control device controls the main The live broadcast interface plays the content captured by the front camera of the mobile terminal, the content captured by at least one of the multiple cameras, at least one of the multiple pre-played files, and the content information pre-recorded by the multiple cameras any of the . The present invention has the effect of meeting the diverse needs of users and improving the experience of live broadcast viewers.