ajmal Posted August 30, 2013 Report Share Posted August 30, 2013 my system using windows 7 os, when connected wifi network , some times later suddenly screen will be changed into blue and read some nos or some times system will hang , not responding to keys and mouse.send me solution Link to comment Share on other sites More sharing options...
april Posted September 3, 2013 Report Share Posted September 3, 2013 You can try to do a system restore. Thanks. Link to comment Share on other sites More sharing options...
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