complete reset of airport express

Hi please help,
i have just set up my airport time capsule and all is well i am just in the middle of trying to add an airport express to the setup to extend the wifi to my shed, the AE is an old one i bought off a friend and already has a name and is password protected and he doesn't remember the password is there anyway i can reset it to factory setting to start from fresh?

your help is greatly appreciated

paul

Helped if you provided model details however have a read of this for resets:-

https://discussions.apple.com/message/20491804#20491804

Hi there thanks for your reply i have just carried out a 'hard reset' this has now restored the express to factory setting thanks for the link and will bear in mind for future to be more specific with my detail sorry

paul