How do you convert hex data received via Bluetooth into an image using hex or base64 in App Inventor?

I would appreciate it if you could tell me how to convert hex data received via Bluetooth into an image using hex or base64 in App Inventor. Please help.

The Canvas component has a block to set its background image from Base64 text.

You can transmit base64 text of an image?

If you search this board for Base64, you can find extensions and Javascript solutions.

Is there a way to convert hex data received via Bluetooth to base64 in App Inventor? I would appreciate it if you could let me know

With the Base-To-Base conversion extension you can do the magic.