Vivotek Supreme FE9192-H User Manual page 19

VIVOTEK
Some, but not all special ASCII characters are supported: !, $, %, -, ., @, ^, _, and ~.
You can use them in the password combination.
9-3. Another prompt will request for the password you just configured. Enter the password and
then you can start configure your camera and see the live view.
User's Manual - 19