1, it may be an abnormal network. We suggest you try changing Wi-Fi or switching data networks and try again.
2. It may be that the memory of the mobile phone is full. It is recommended to clean up the garbage of the mobile phone and keep enough space in the memory.
3. The version of the installed software is lower than the existing version, or caused by software compatibility problems. For example, "QQ, Lingxi, Shenwan Futures" and other APPs cannot be installed on Android 3 models. You can go to the corresponding APP official website or inquire about other versions through "browser" app, "pea pods" and other channels to try to download and install.
4. Please delete the download task, re-download and install the software 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. The "browser" APP, "pea pods" APP and other channels download other versions to try to install; If only your own mobile phone can't be installed, it may be that this application is not compatible with the mobile phone system. I suggest you back up the 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 so, please back up the data, go to the service center to brush the machine and try to install it again.
If WeChat can't be installed, please click on the following _ "WeChat installation failed" to get the raiders ~