Signature exception occurs because repeated installation of the software leads to inconsistent signatures, and the software needs to be uninstalled and reinstalled.

Inconsistent signatures may lead to the loss and damage of downloaded installation package data, unstable connection between the currently used network and the upgrade server, packet loss when downloading the system update package, and the verification of the update package failed. Please download and install again when the network conditions are good.

For incompatible applications, Huawei's application market will prompt incompatibility. If Huawei's application market tips are not compatible, it is recommended to consult the developer of the application to see if there is a mobile version of the application for compatible users to download.

Extended data:

Precautions:

Pay attention to software permissions. Don't download software that allows you to perform operations that require fee deduction. Many people describe the function of the software carefully, but ignore the authority of the software. Be sure to pay attention to the permissions of the software when downloading. When the software prompts that you need to deduct fees, stop downloading immediately.

Don't download software that directly accesses users' photo albums and audio and video: directly accessing users' photo albums and audio and video will lead to these files being enjoyed by * * * *, which will bring many unexpected consequences to users.

People's Daily Online-Android system exposes high-risk signature vulnerabilities. Mobile phone applications can be tampered with at will.