no boot but fans turn on

Hi Everyone, Recently facing this issue with my setup, sometimes if I shutdown my system during the day leaving the power on and then try to start back up , it throws a black screen at boot and on the motherboard I can see the green boot led glowing and it does not move past that , I do not get...

This past week has been hell for me in trying to fix my pc. But I've learned soooooo much more about PC's. I'll give you the full rundown- Last week I bought a new Ryzen 5 5500 and stupidly, I didn't know that would mean I have to buy a new motherboard since they use different slots than Intel...