Is the nem address format changed?

Tech Support
#1

Is the nem address format changed?
i install the nem in 2014, and created an account.
my old address is : TBU3ZK-HU6WRY-YXE6LQ-YC6WIO-IXTAVW-WNQK2L-QH2A
now , what is my new nem address?
how to view the account detail?
how am i find back my account? someone know?

#2

accounts that start with ‘T’ are testnet accounts. These XEM are worthless, as the testnet can be reset at any time. Real XEM accounts will start with ‘N’

#3

OK,I know!

thanks