Yeah that’s the whole point of LTS, so it stays compatible with that kernel version but still gets important updates, but no feature updates

The article is about frozen vendor kernels, not about.LTS

Metager uses Yahoo and Yandex in the free version, when you pay you can also get search results from bring, mojeek and brave, but you can select which search engines you want to use in the settings.

You probably mean that you used usermod -G instead of usermod -a -G

The -a stands for append