If you feel LED matrix on micro:bit is small enough to display any status, you can consider to use I2C LCD.
This video will show you how to display text on I2C LCD using micro:bit.
This is the list of items used in the video.
This is the sample code used in the video. Please install LiquidCrystal I2C library from Frank de Brabander.
Thanks for reading this tutorial. If you have any technical inquiry, please post at Cytron Technical Forum.