@okpapt

Describe the request

Give a unique border color for each Arduino IDE window with a different port selected.

If several Arduino IDE windows have the same port selected, they have same border color.

Same request for Serial Monitor.

Describe the current behavior

When I have several Arduino boards connected by USB cable, it is not easy to choose quickly the Arduino window that is associated with a given board.

Arduino IDE version

d6a4b0f

Operating system

All

Operating system version

Any

Additional context

Related discussion: https://forum.arduino.cc/t/is-it-possible-specific-color-each-instance-of-arduino-ide/461540

Issue checklist

• I searched for previous requests in the issue tracker
• I verified the feature was still missing when using the latest nightly build
• My request contains all necessary details