how can i become a developer?

[priyamrastogi]

I am not able to get the update in my Lumia 820. What is releasing date of 8.1 version of windows phone for non developers? How can I become a developer?

 

[hope4wp]

you don't need to be a developer for it here's the link to how you do it
All you need to know about the Windows Phone 8.1 'Preview for Developers' | Windows Phone Central

 

[murtaza_p]

hey,since you have a 1020, any changes to the camera quality?