Call recording in phone: Open Settings -> Apps -> System app settings -> Call settings -> Call recording -> enable “Call recording notification” and “Record calls automatically”

Call recording in apps: Open Settings -> Apps -> System app settings -> Recorder -> Voice Call Recorder -> enable “Voice Call Recorder” and “Record calls automatically” (WeChat and QQ are supported)

Call Recording may be unavailable on non-China MIUI. This tutorial was tested on Redmi K40s (MIUI 14.0.7.0.TLMCNXM) and Redmi Note 12 Turbo.