Months ago i loaded a sketch to arduino UNO PLUS/ now i cant load agai I do get data sent from the arduino to the serial port I can load the sketch to regular UNO board I have 2 UNO PLUS boards problem with both any suggestion?

cant re load to UNO PLUS

ptnapivoski May 12, 2018, 8:00pm 6

What is shown in Device Manager for the USB serial port?

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