d. Click “Replace Driver”. Some times the Replace progress will be slow or no response,
you can close it and do it again.
e. Restart Chrome (make sure it is completely closed, logout and login if unsure)
f.
Now the DFU device should be seen by Configurator
g. Also you could see USB Flashing section of Betaflight/Cleanflight manual for details.
https://github.com/cleanflight/cleanflight/blob/master/docs/USB%20Flashing.md