Here is a link to the Unofficial Guide to openSUSE Leap covering installation and basic configuration information that may be useful to beginners.

More comprehensive online documentation can be found here: https://en.opensuse.org/openSUSE:Doc...ist_of_Manuals

For those new (and old) to openSUSE, here is a link to a wiki that provides suggestions on how users can contribute/participate in the openSUSE community: How to Participate - openSUSE