An update for Froyo 2.2 from FRF50 to FRF72 has been released and is available from Google’s website now.
The update is similar to the Eclair 2.1 to Froyo 2.2 with one change.
- Download the 1.9mb update file from Google
- Follow instructions here – Upgrading the Google Nexus One Eclair 2.1 to Froyo 2.2 – unrooted stock – starting with step 2 and returning her after step 9.
- The phone when complete will sit there with the same menu seen in step 8. Press the trackball to reboot.