以从华为 P30 (ELE-AL00) 鸿蒙系统降级至 EMUI 系统为例。
: Forcing system downgrades or regional updates will wipe all user data. Back up all vital information to an external drive or cloud service before starting.
Disable your Windows Firewall or Antivirus temporarily, as they often block the local 127.0.0.1 port redirection. hisuite proxy v313 link
Easily roll back to an older EMUI version if a new update causes battery drain or performance bugs.
Do you need specific or firmware identification help for a particular Huawei model? Complete Guide · ProfessorJTJ/HISuite-Proxy Wiki - GitHub Easily roll back to an older EMUI version
You will also need a specific version of the Official Huawei HiSuite (usually version 10.1.0.550 or 11.0.0.610) for the proxy to work correctly. The latest versions of official HiSuite often block proxying. Step-by-Step: Using HiSuite Proxy to Update Your Phone
HiSuite Proxy is a popular open-source utility designed to help Huawei and Honor device users bypass official firmware restrictions. It allows you to "proxy" the official HiSuite application to install specific firmware versions, such as downgrading to an older EMUI version or installing a regional update not yet available in your area. What is HiSuite Proxy V3.1.3? The latest versions of official HiSuite often block proxying
Download HISuite.Proxy.V3.1.3.zip and extract it to a convenient folder.
Download and install the latest official Huawei HiSuite from the Huawei Support Website .
请务必注意：。根据多位开发者和用户在 GitHub 和 XDA 的反馈，这一操作有几率导致手机的 “快充”失效、Fastboot 模式不可用、USB 连接电脑无响应，甚至无法进入测试点救砖模式 。