Disclaimer: Modifying device partitions, unlocking bootloaders, and flashing unverified factory or ZDroid kernels will void device warranties and completely wipe all internal storage data. Step 1: Isolate the Chipset and EDL/Testpoint Access
If no zdroid partition exists, ZDroid is now embedded in the bootloader. You must replace the entire aboot partition with an engineering version. unlock zte kernel zdroid smt
If QFIL throws “Sahara Fail: Unsupported protocol,” your device has an SMT-protected bootloader. You must use EDL.exe or fh_loader command line with the --noprompt flag to force the handshake. If QFIL throws “Sahara Fail: Unsupported protocol,” your
Although Zdroid-SMT is most commonly associated with Qualcomm chips, some Unisoc (Spreadtrum) ZTE devices also show the tag. For those devices, a separate exploit exists. XDA developer TomKing062 created a CVE‑based unlocking script that works on many Unisoc ZTE models. For those devices, a separate exploit exists
Modify the hex parameters from locked ( 00 ) to unlocked ( 01 ). Step 4: Write the Unlocked Kernel Image