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Topic: COM4 is already in use. (Read 561 times) previous topic - next topic


~Sorry for my very bad english~
When I try to upload a code to Arduino, this showns up: COM4 is already in use.
I found that bluetooth on my ntb is using it, but when I turn BT off, it says: Serial port COM4 not found...


..look here for some hacks:

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