Hello i have this problem that might be hard for you to help me with it's as follows:

I've been playing for 8 years and i never used a pedal or a pod or anything like that, during my 8 years i've been playing using ONLY!! an amplifier and a guitar thats all

so i need a good instructions that can help me as a noob i've been watching many videos from line6 support but i'm getting confused every time i dont know what's the use of each button or anything.

and this pod hd500 is my first pedal so i really really need help please dont confuse me with words explain everything please T_T