It's possible that a auto windows update could have caused this, if you believe nothing else changed.

Use system restore, to go back to before your lappy had trouble finding the router, and see if that helps.

Let us know,

Dagra

thankyou i will try that i said few days could have been longer i gues sit wont hurt to restore a bit further back

i tried doing a system restore whichit refuse to do as apparently the c disk is corrupt i done a chkdsk ? on startup which took about an hour thinking that will clear everything now although i can get online i keep getting a notificaiton coming up sayin dsk corrupt on c

dont know what im supposed to do as it already scanned that

Hey Gabby,

Have you tried running the Dell diagnostics to see if they report any errors?

Here are some instructions from a Dell support article:
http://www.dell.com/support/article/us/en/19/SLN129400/en 

Let us know how it turns out!
~Jim