Once your modem has restarted, you enter the unlock code using the keypad. The code is a sequence of numbers, and you need to type it in carefully to avoid any errors.
The primary tool used to load the initial boot files. huawei e5573cs-609 unlock firmware download
6.5. Apply network unlock code (if needed) Once your modem has restarted, you enter the
and carries a risk of "bricking" the device if the process is interrupted. Always verify your exact firmware version before downloading any files. What is the current firmware version Once your modem has restarted