there is a problem opening facebook account in pantium 4 window xp secuirty certificate not valid?

[vwirlessptclcom]

i use vwirless ptcl internet when i open face book account or any other web site a security messege apears countineus that certificate not valid i use pantium 4 with window xp.

 

[kenrivers]

What browser (Internet Explorer, Google Chrome, Firefox, etc.) are you using and what version of the browser are you using?

 

[Mysticalsam-1354750]

The problem is with the system date.
First Check your system date. If it is resetting to 2006 or 2009 each time after reboot "Change your CMOS battery."