You need to connect the mobile phone and the computer to the same network, install and open the mutual transmission on the computer side (download the mutual transmission on the computer side: webpage link), enter the mobile phone settings-more connections/other networks and connections-screen projection/smart screen projection-scan the code mark on the upper right of the screen, and click to scan the multi-screen interactive QR code transmitted by the computer side to cast the screen.
Note: Only windows system computers are supported for the time being; For the time being, the tablet does not support projecting the screen onto the computer through mutual transmission; Screen projection is not supported on the external screen of the up-and-down folding screen model.
You can use the data cable to project the screen:
A, data line projection:
1, the mobile phone enters the developer option and turns on "USB debugging";
2, the computer needs to download the PC version: enter the webpage link, select windows download, open the computer version for mutual transmission after installation;
3. Connect the USB data cable to the computer and mobile phone;
4. The phone pops up "Allow USB debugging?" , select "Allow";
5. After the connection is successful, you can view files, drag and drop files, back up data, and interact with multiple screens (mobile phones project screens on computers).
Note: At present, the tablet does not support screen projection to the computer through mutual transmission; Screen projection is not supported on the external screen of the up-and-down folding screen model.
Second, you can buy a patch cord to connect the Type-C charging port with the HDMI and DP interfaces of large-screen equipment for screen projection.
Note: Only USB 3. 1 model is supported.
To enter the developer option method or use more questions, you can enter vivo official website-My-Online Customer Service-Enter labor and consult online customer service feedback.