Huawei has not "bricked" older V5 unlock methods because they cannot remotely revoke unlock codes already generated. However:

In the early days of Android, unlocking a bootloader or a SIM lock was often as simple as entering a 16-digit number generated by basic hardware identifiers like the

If you own an older Huawei or Honor smartphone—particularly one running EMUI 5.0, 5.1, or Android 7.0 Nougat—you may have stumbled across a mysterious term in forums like XDA Developers or Huawei-related subreddits: