compaq presarion cq 62

[BadEminem]

i m very new to this field but love to do experiments on computer's but this time i'm afraid of as this laptop belong to my friend...so please if someone read this so please reply how to fix a "PRODUCT INFORMATION IS NOT VALID"....should i go with changing os or updation or Anything else...
please reply...i'm counting on you...

 

[rgd1101]

Where did you get this "PRODUCT INFORMATION IS NOT VALID"? or what were you doing?