When using xposed framework for the new to a friend, will often encounter this problem, that is, after downloading xposed Installer, click on the time frame, the following message will appear:
The Xposed framework is not installed. Please download the latest ZIP file frome XDA and flash it manually via recovery.
The main reason is that the presentation of such contents to Android version of the problem, different versions of the system requires the use of a corresponding xposed framework version, otherwise it can not be activated properly succeed.
No English junior partner, can refer to the following article: Xposed framework installed activation failure reason
Before choosing, you can machine the system on, check the system currently used version of android, and then select the corresponding version of xposed framework can be installed in accordance with the activation of the above article.
If the phone can not get root access, it can choose to use non-root version of the framework, the framework is somewhat different non-root and root using the framework, it can be activated in accordance with the instructions in the above reference module manual.
Of course, foreign language can, for reasons related to the activation may not succeed refer to the following article: https://forum.xda-developers.com/xposed/xposed-framework-installed-t3197541/amp/