go back to the phone's app store or download the app and try to install it. If the above methods can't solve the problem, then you can try to contact Huawei customer service or the IT department of your unit for help. Note: Installing applications from unknown sources is risky and should be used with caution.
The risk application is prohibited from obtaining this permission. The method for lifting this permission is as follows: Tools: Huawei P3, HarmonyOS 13 system, and set version 14. The icon that first adds risk application control is marked with an exclamation point. Then on the main interface of the mobile phone, find the mobile phone housekeeper and click to enter.
If the application can't be installed because the pure mode is turned on, you can exit the pure mode in one of the following ways: enter the setup system and update the pure mode, and click Exit.
click virus killing, click Apply, click the Cancel Control button, and click Cancel Control. Click virus killing: in the mobile phone housekeeper app that comes with Huawei mobile phone, find the "virus killing" option and click it. Click Application: In the virus killing interface, find the application that needs to be released, and click it.