According to the details, if you want to switch on the call recording manually you can either activate it by building it from source and fire it up through system property persist.call_recording.enabled or they can use an Xposed module to get the feature up and running.
CyanogenMod unveiled a new build dubbed as CyanogenMod 11 Nightly. The new build has got a popular feature: call recording. But there is a tiny caveat, the call recording feature isn’t enabled by default you have to manually switch it on.
Stay tuned with us for more!!