Two new versions of Google’s web browser were released recently. Chrome 70.0.3538.67 includes twenty-three security fixes, as outlined in the release announcement. The log for that version lists over twelve thousand changes.
The release announcement for Chrome 70.0.3538.77 doesn’t highlight any of the thirty-eight changes found in its change log, so presumably none of them are significant, and none are related to security.
By now, most people who like having control over what happens on their computers have probably given up on trying to prevent Google software from updating itself. Still, if you use Chrome, it’s a good idea to make sure it’s up to date, which you can do by clicking its ‘three dots’ menu button at the top right and navigating to Help
> About Google Chrome
. If a new version is available, this will usually trigger an update.