I own a 540 n i still use 8.1 on it n havnt upgraded it to 10 because i think if i upgrade the phone then i will loose its battery life and the performance of the phone so only if any 540 user using wm 10 can tell me about the perfomance..thnx...
Thnx for the replies..n one more question *sorry* what are the bugs ..Thnx..