Lost connection using Windows 10

New to Lightburn. Had it working did the first set up video. Burned the “Hello” perfectly. Had an erand to run, exited Lightburn shut all hardware down. Now it will nor reconnect to lase. Windows 10, still on the free trial of Lightburn, using 3018 Pro from Sweety. What did I miss. TYI

Try this. It sounds like you need to select the correct com port, but double check all your settings this link may reveal something as well.

Good luck!

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