There is a Help Manual built into Linux Lite. Click on Menu, Favorites, Help Manual for more information.
You can view the Help Manual online by clicking here. The Help Manual is regularly updated with new content. From Linux Lite 1.0.6 onwards you can click on Menu, Install Updates to get a fresh copy of the Manual at any time. The Help Manual has been written for the current version of Linux Lite, but most parts are still relevant to previous versions.
Forums are a great resource for information. Begin by searching for your problem
If no results turn up, by all means please post a new thread in the correct section clearly describing your situation.
Check out our Hardware Database here to see if your model is already listed. Don't forget you can also run Linux Lite live before you install it to see if your hardware is supported. You can also help by reporting bugs here.