I am blocked from MakeCode and can't use the micro:bit, what can I do?
If blocked, check with your administration and school district's IT department on permissions to access Microsoft MakeCode. Add websites to an exemption list to fully access MakeCode for creating and uploading programs to the micro:bit board.
These websites need to be added to the exemption list to access the MakeCode web editor, resources, and extensions:
Check out Microsoft's frequently asked questions for MakeCode here.