How to get password for AT commands? (EM7421)

Is it usually written on the manual for example your laptop?

you can try


is this new module from Sierra factory?
Has someone changed the password before?

I never even installed the drivers since I bought this Fujitsu Laptop. Just found out, never changed anything. It was bought new from a Fujitsu Reseller.

others user do not find problem on this command on EM7421:

no idea, maybe someone changed the password before

the device is new. but i will contact fujitsu. thx