Where can I find my network security key on my computer

[gailsarah]

i am going nuts trying to hook-up my new laptop to my desk top i need to find how to find the network key on my laptop, it doesn't match my desktop gail

 

[Emerald]

http://www.tomshardware.com/forum/38111-43-find-change-wireless-security

 

[johnny55555]

i am going nuts trying to hook-up my new laptop to my desk top i need to find how to find the network key on my laptop, it doesn't match my desktop gail