Google company to extend the maintenance time for Chromebooks to 8 years during which automatic updates are generated. Initially, automatic updates were released for Chromebooks for three years, but then the support period was extended to six years, and now to eight. For example, Lenovo 10e Chromebook Tablet and Acer Chromebook 712 devices released in 2020 will receive updates until June 2028. The reason given for extending support is the desire to extend the life of equipment in schools using Chromebooks in the computer lab.
Additionally, it can be noted Chrome OS 79.0.3945.123 unscheduled corrective release, which includes bug and vulnerability fixes.
Source: opennet.ru