Should I update my phone?

[Mayank Arora2409]

I am a Nokia Lumia 920 user from India. I am running wp 8.1 preview for developers. I have not updated to update 1. Now I am getting an update. I am not sure its update 1 or Lumia cyan update. Should I update? Plz help.

 

[N_LaRUE]

And your issue is what? Just update, what's the problem exactly?