If your system is 5.0 or above, select the first item “Android 5.0 and above” to install and activate; if the system is 5.0 or below, select the second item “Android 4.x system” to install; if the system is MIUI7, select the third item “MIUI7” to install and activate. Miui5/6: Install the WSM framework. Note that all the above versions need to be activated under ROOT. If your system does not have ROOT permission, you can try to install the framework without ROOT.