My Sony laptop freezes while watching videos in fullscreen mode.. what could be the problem..?

[jorgey]

I gave it for repair a couple of days before.. the guy cleaned all my hardware parts.. n did something with my graphics chip.. after that it worked well for a day... but again the problem arised.. what could be my problem..??

[Sony Support USA]

Hi jorgey, please call our Priority Service @ 239-768-7669 or Toll Free Service: 1-888-476-6972

Hours:

• English: 24 hours x 7 days a week
  

They will be able to assist you with some troubleshooting and if service is required they can assist you with those options as well. Thanks, Scott Fuentes