1. may be an abnormal network. We suggest you try changing Wi-Fi or switching data networks, and then try again.
2. Maybe the memory of the mobile phone is full. It is recommended to clean up the mobile phone garbage and leave enough space in the memory.
3. The version of the installed software is lower than the existing version, or it is caused by software compatibility problems. For example, apps such as "QQ, Linxi, Shenwan Futures" cannot be installed on Android 3 models. You can go to the corresponding APP official website or inquire about other versions through the "browser" app, "pea pods" and other channels to try to download and install.
4. Please delete the download task, download and install the software again in the "Software Store" APP and try again; If it still doesn't work, you can press and hold the "Software Store" APP icon on the desktop to enter "Application Details (Information) >; Storage occupancy > clear data "or" application details (information) >; " : "in the upper right corner > uninstall the update and try again.
5. If it can't be installed compared with other mobile phones, it is an abnormal installation package. Download other versions and try to install them through channels such as "Browser" APP and "pea pods" APP; If you just can't install your own mobile phone, it may be that this application is not compatible with the mobile phone system. I suggest you back up your data and go to the service center for testing.
6. Please confirm whether your mobile phone has obtained ROOT and other permissions to change the stability of the mobile phone system. If yes, please back up the data, go to the service center to brush the machine and try to reinstall it.
If WeChat can't be installed, please click on the following _ "WeChat installation failed" to get a guide ~