Gmail, linkedin, youtube, facebook not opening n internet slow

[AbuNir]

Gentlemen,

Pse help as I m cut out from the world...None of my routine websites e.g. gmail for email, linked in for jobsearch, facebook n youtube to kill time are opening from my lenovo 3000 Y500 laptop...I got 32 bit win 7...2 gb ram...thats all i know...celeron processer...Yday I got update from windows and after that this issue happened...Previously IE couldnt open...Today after accepting last good configuration after pressing f8 ie works...But even with google chrome, firefox 20.0.1 n ie 10 I cant open facebook and linkedin, youtube, gmail takes too long to load and at times dont load...Other sites work fine...sometimes I get yellow sign under wireless signals and shows not connected to internet n then it comes back up n running...Local shop guy told me to reinstall drivers for lan n wlan and it issue is not resolved then format system...Could this be an attack? Can any one help me to fix it without formatting? Please advise on sos basis...Thanking you in advance

 

[Dinesh]

Download the attached file and save it on the desktop.
Then right click on it and click on "Run as administrator".

Running this file will reboot your computer. Close all open windows before running this fix.
View attachment flush.bat