what is wrong with the potato plant

Garderned

So i got my plant inside today and i seen this on the leafes.

So what is this and how can i solve it or fix it?

(I have uploaded the photos but if it doesnt work i will uploade them on another way)

I will appreciate any ideas and i will be happy to answer any question you have?

Dovefromabove

Reduce the size of the photos and they should work.