When cyan update will available for pfd...???

[Raman Patel]

I have windows 8.1 pfd.I want to update my Lumia 520 to cyan but I don't want to downgrade to black to update to cyan.When will cyan update available for pfd...???

 

[Laura Knotek]

We do not know at this time, but I'd suggest checking this article: Follow the Windows Phone 8.1 and Lumia Cyan rollout using our new tracker page! | Windows Phone Central

That should be helpful for you.