Chosen Solution

so I’m investing in upgrading my laptop i have this exact model but i have no idea on how to find a motherboard that fits this laptop.. not even sure i can actually replace it?. so im looking for suggestion on models or brands of motherboards you recommend for this computer or with real high speed

CN-0KNF1T 0KNF1T KNF1T is a model that fits Goes for a little under than 200 US $ You can find it used for 60-70 if you look around (risky)