1) In your Makecode, select the cog icon in the top right corner and select Add Package.
2) Filter the search by entering Andee into the search box and hit search
Select the the Andee package and Makecode will automatically install the package for you!
Instructions for pairing the micro:bit with your mobile device are available here.
However, for convenience with using the micro:bit with Annikken Andee, we advise to disable pairing for your Andee project. Pairing can be disabled as follows: