If the remote control of the Mi Smart Projector is not working properly, you can try the following troubleshooting steps:
1. Ensure the batteries in the remote are correctly inserted and have enough power. Try replacing them with fresh batteries to see if it resolves the problem;
2. Over time, dirt and dust can accumulate on the remote's buttons and sensor. Use a clean, dry cloth to wipe the remote and buttons to remove any dirt or residue that may interfere with its function;
3. Nearby electronic devices, fluorescent lights, or other sources of interference can disrupt the remote's signal. Ensure there are no such sources of interference in the vicinity of your projector;
4. Make sure there is a clear line of sight between the remote control and the projector. Objects blocking the signal can lead to issues;
5. Pair up the remote by pressing and holding the [Xiaomi TV+] and [Home] buttons simultaneously for a few seconds. Then follow the on-screen instructions until the screen shows a green mark, which means the process is complete;
6. If the above troubleshooting methods can’t resolve the issue, please contact our local official service center or your seller for further assistance. They will help you in this regard.