no connection is available... all wireless network disappeared... what I do

disappeared from all wireless networks

"no connection available.

3 month old Dell inspiron windows 7

impeccable wireless on old laptop

Dell drivers and Utilities disc is weird... not me explainatory

Most laptops have a button On / Off to toggle the wireless connectivity to security purposes. Dell Inspiron are usually Fn + F2 (noted with a little blue on the F2 key). Try typing this key combination to see if your wireless network can easily be reinstated.

Fn + F2 is not correct, the other possibilities for a Dell would be Fn + F8 or Fn + F12. Look for the blue identification icon.

Tags: Windows

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