Switching from a voice call to screen sharing is convenient if you need to invite others to see your screen, annotate, and record the screen share. This can be done using the RingCentral app on your computer, iOS, or Android devices.
On your computer
During an ongoing voice call, click the Video icon, then click Share screen.
On your iOS and Android devices
During an ongoing voice call, tap the Video icon, then tap Share screen.
On an iOS device
On an iOS device
On an Android device