Can not install the micro-letter FAQ on a few, such as: Network instability can not download, mobile phone system and software version is incompatible, or mobile phone security settings, the following to see.
1, the network reason software data package did not download the end;
We can try to download the installer again and download it (most of the problem appears on Android phone users)
2, download the micro-letter software version and mobile phone system does not match
This problem is also often seen in Android phone users, and Apple phones will not have this problem.
3, unknown Software installation failure
This issue is also an Android user, we need to set permissions to set the installation permissions can be (figure)
4. Insufficient memory of mobile phone
This problem may appear in any mobile phone, the memory solution is to release the phone memory space can be (by removing some useless tripartite program can be)
5, installation file resolution error
Most of the installation file resolution errors are because the software installation files are not supported on this system, such as you are the iOS system you installed a APK file, and the Android system you install the IPA format is certainly not installed.