Logging In after enabling SMS Authentication:
If you have enabled SMS authentication for your STEX account, when you are Signing-In, you must enter your STEX account's email and password as usual.
After this you will see a dialog box asking you for your one-time code.
Check your phone's message inbox to find this code, and enter it in the doialog box.
Important! This code valid for 5 minutes!
If you did not enter this code.
Our operator will give you a call to you and dictate the code.
You will be able to login to your STEX account after entering this One-Time code, and pressing "Continue"