The Xiaomi 2K Monitor A27Qi has one function button.
To use the button, please refer to the following methods:
1. Press the button to the right to enter or select the main menu;
2. Press up/down to open the brightness settings or switch menu adjusting values;
3. Press to the left to open the signal source switching list or return to the previous interface;
4. Press the middle of the button to turn the monitor on, open the shortcut menu, enter, or select the menu;
5. Press and hold for 3 seconds to shut down the monitor.