Question: things to do after installing linux lite?
Answer: Learn to Use the Terminal. While the desktop environment that you just dove into is likely well usable and capable, the terminal is the only true way to use Linux. ... 
Add Various Repositories with Untested Software. ... 
Play None of Your Media. ... 
Give up on Wi-Fi. ... 
Learn Another Desktop. ... 
Install Java. ... 
Fix Something. ... 
Compile the Kernel.