did anyone use u mobile with zenfone 5 8gb 2gb ram version asus malaysia set?

the setting auto disable all my ingoing and outgoing call...

to deactiavte it all i need a password which i never set and duno wat is tat.

then it will appear connection problem or mmi code invalid.

but when i put tat sim card to other phone it work perfectly.

any sifu help pls