TassyJim Guru Joined: 07/08/2011 Location: AustraliaPosts: 6546
Posted: 07:15pm 25 Oct 2022
It is Windows that remembers each device and allocates the com port. In the case of the picos, they have serial numbers. Other device can get trickier but even then, it is Windows that does the com port allocation.
If you often pick up the wrong one, I suggest you label them.