Republished on February 11 with Google’s statement on its latest AI update and further analysis on the implications for Gmail ...
According to the Google Help Center, the minimum OS version you need for the latest Chrome update is macOS Big Sur 11, Windows 10, or 64-bit Ubuntu 18.04 (other Linux systems are also supported).
To update Chrome, all you really need to do is launch the app and head to More > Help > About Google Chrome. The software will automatically start downloading and installing the updates.