Installer: possible adb / fastboot updates needed for Windows?

There are several cases of people "getting stuck waiting for any device" and apart from possible cable or USB port issues, it could be the versions of adb and fastboot?

One user reported that this tool to ensure the two tools are updated worked for them: after using it the installer completed successfully:

https://community.iode.tech/t/pixel-6a-stuck-during-auto-installer-wait-for-device/7777/2