According to various mobile repair communities on platforms like GSM Forum or XDA Developers , setup for these unofficial versions usually involves:

The (Huawei Custom Utility) is a specialized professional tool designed for Huawei mobile device servicing. It is primarily used for deep-level tasks that go beyond standard consumer software, such as:

In its official form, HCU requires a physical or a Smart Card Box . This hardware acts as a security token; the software will not run unless it detects the specific encrypted hardware plugged into the computer. This ensures that only paying technicians with official hardware can use the service. 3. Mechanics of a "Crack Loader"

: Unofficial software may have bugs or outdated exploit methods that can permanently damage (brick) a phone's internal storage or security partition.