All the laptop's can connect to internet but not mine in my house?

[Zaid Hasan]

Hello guys
Since yesterday I have encountered a strange problem . I used to connect to the internet through my wifi as usual , but since yesterday it just wont connect to internet and shows Cant connect to ''''''' . All the other laptops in my house are able to connect to internet via wifi , but my laptop can't . So guys can you please pin point the problem ?
Your help will be really appreciated

 

[St1ckM4n]

What operating system? You need to 'forget' the wifi network and re-add it.