Some button z not working

[Harry_57]

Hi sir ,
I have a dell inspiron 15" laptop , when i start the my laptop .. Its show the option to select the window start normally ... Bt at that time enter button z not working . Bt after 30 sec window z open automatically, when i double click on my computer its shows the property of drive. Bt sir when i press ctrl+alt+delte+ enter and its open task manager & when i close the task manager . Suddenly all button z working properly . I have changed the window 2 time &also format all the drive . Am not unable to understand what going on with my laptop ? Z it hardware or software issue ? Can u plz tell me ... Am waiting for ur rply ,ny id z ([don't post your email on a public forum]

 

[Tradesman1]

Might want to open it up and clean the keyboard - might have had something spilled on it or got dust under the keys. This might help:

http://www.howtocleanstuff.net/how-to-clean-a-laptop-keyboard/