Keyestudio KS4028 Manual page 221

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(2)Components Needed:
Micro:bit main Micro USB Smart Phone/iPad*1
board *1 cable*1
(3)Connection Diagram:
Attach the Micro:bit main board to your computer via the Micro USB
cable.。
(4)Procedures:
Step 1:
For Apple devices, enter this link
https://www.microbit.org/get-started/user-guide/ble-ios/ with your
computer first, and then click "Download pairing HEX file"to download
the Micro: Bit firmware to a folder or desk, and upload the downloaded
firmware to the Micro: Bit main board.
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