: 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.

: Software (often integrated into the firmware or used via DC-Unlocker/Huawei Calculator) to write the original or new identity. Standard Repair Process

: Run a loader file to prepare the hardware for non-official firmware.

For the with firmware version 21.333.64.x , "solid content" usually refers to the verified unlock and repair files used to enable all networks and restore or change the IMEI. Available Firmware & Files

: Flash the Zong-specific WebUI to bring back the original dashboard.

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