To use hardware you associate the private key inside of it with a new name:
1. Enter a new name:
2. Click to your U2F HW ...
Windows 11: there may be a prompt saying "Making sure
it is you", offering to use your PIN. Click on cancel.
Then click ok for "Security key setup" then touch your
security key when prompted
macOS Safari: there may be a prompt saying "Do you want to allow [this website name] to use Touch ID?".
Click on Use Security Key, then enter your security key PIN and touch your security key when prompted
After completing steps 1 and 2 above, continue with join (step 3)