Have been using it for years with no problems. Device manager shows [image]. Drive details for one of the USB Serial Port items says no driver installed. I ran across post saying MS updates have left the drivers out of latest release. Am using IDE 1.8.5 and ports shows only COM1. An UNO works fine …

FTDI not working win10

missdrew August 22, 2021, 6:12pm 2

You need to install the driver for your motherboard, Also, are you sure your 'it' has an FTDI chip?

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