If the USB is connected to the computer during use and the COM port is not displayed in the device manager, a firmware/software update may be needed:
Click here for all mmWave options.
Summary
AWR1443BOOST
AWR1243BOOST
296-MMWAVEICBOOST-ND
296-AWR1843BOOST-ND
296-50206-ND
296-AWR2243BOOST-ND
296-53114-ND
296-49118-ND
296-53267-ND
296-53266-ND
296-IWR1843BOOST-ND
296-MMWAVEPOEEVM-ND
296-50234-ND
MMWAVEICBOOST
AWR1843BOOST
AWR1642BOOST
AWR2243BOOST
AWR1642BOOST-ODS
IWR1642BOOST
AWR1443BOOST
AWR1243BOOST
IWR1843BOOST
MMWAVEPOEEVM
MMWAVE-DEVPACK