For the enthusiast who demands root access, the is your best bet. If that fails and you are comfortable soldering, the UART method (Method 4) is the only guaranteed way to regain control.
Copy the hash to a Base64 decoder (many online tools, or use echo "hash" | base64 -d in Linux). Part 4: Method 2 – The Physical UART Unlock (Hardcore) If the software backdoor is patched (ISP has disabled telnet and CGI exploits), you must go physical. This voids your warranty and requires soldering.
For the average user, buying a cheap $30 router and placing the ZTE B866V2 in "DMZ mode" (even user mode DMZ) is safer and achieves 90% of the same results. Zte Zxv10 B866v2 Unlock
grep -i "password" /userconfig/cfg/db_user_cfg.xml Look for a tag like <Value name="Password" rw="RW" value="**[Encrypted]**"/> . Sometimes it is plain text; often it is base64 encoded.
Run the following command to dump the encrypted configuration file: For the enthusiast who demands root access, the
If you have landed on this page searching for the term you are likely tired of restricted admin menus, blocked bridge modes, or the inability to change your DNS or Wi-Fi password. You want full control.
Developers on 4pda and XDA-Developers are working on a "semi-unlock" using a modified db_user_cfg.xml that unlocks hidden menus without replacing the whole OS. Part 4: Method 2 – The Physical UART
cat /userconfig/cfg/db_user_cfg.xml This outputs a massive XML file to your screen. It contains the actual Super Admin password.