If you experience flickering or ripple effects on the Xiaomi 4K Monitor A27Ui during use, please follow these steps:
Move the monitor away from nearby electrical devices such as speakers, routers, or power adapters to reduce electromagnetic interference;
Check that all video cables are securely connected and inspect them for any damage;
Try using a different video cable or switching to another video port on the monitor to rule out cable or port issues;
Connect your current device to a different monitor to check whether the issue originates from the connected device;
Connect the monitor to a different device to determine whether the issue originates from the monitor;
If the problem continues after these steps, contact Xiaomi after-sales support for further assistance.