Zong-e5573cs-322-21-333-imei-repair-firmware -

: Use AT commands (e.g., AT^CIMEI="Your_IMEI" ) to fix the device identity.

: Because 21.333 versions are locked, you usually need to open the device and short the "test point" to force it into Huawei USB COM 1.0 mode. zong-e5573cs-322-21-333-imei-repair-firmware

: Run a loader file to prepare the hardware for non-official firmware. : Use AT commands (e

: Apply the modded firmware that enables the ADB/Telnet ports. : Use AT commands (e.g.

For a visual walkthrough on handling the 21.333 version and fixing the WebUI, you can refer to this tutorial: