Chosen Solution

i have an iPhone 6s+ that is water damaged it use to have the vibration from the silence function work but now when i plug it in it does nothing except get warm on the top part of the logic board near the screen connections but when unpluged it deos nothing any way i can fix it this im trying not to have to buy new parts i have tried pluging it in to my chrome book but it wont show up but that’s probably bc its a chrome book

I think your phones dead, stop plugging it in and leave it to dry. If you have access to its insides watch a guide on how to remove the motherboard and dry it to the best of your ability and then let it sit for a bit where its warm and then try it the next day or so.