What to do if the REDMI Pad 2 Pro cannot connect to the keyboard?

If the REDMI Pad 2 Pro cannot connect to the keyboard, please refer to the following methods:
  1. Please check if the keyboard is installed upside down (check if the camera holes are aligned).
  2. Please enter the [Settings] >> [Bluetooth] >> [Additional settings] >> check if the [Pair compatible device] is enabled. If not, please enable the [Pair compatible device] function and then reconnect.