If you haven't upgraded to Huawei's HarmonyOS system, we can find the system update in Huawei's settings. In the lower right corner of the system update, there is a healthy system model.
Then, we can click use or click take effect. If you upgrade to Huawei's HarmonyOS system, we can find the health system or Chongqing mode in Huawei's interface about mobile phones to upgrade.