Standard Android devices don't come with the default feature of call recording. You need to install third-party software to use it. Here's a guide on how to record calls with Auto Call Recorder.
Step 1: Download and install the latest version of Auto Call Recorder from here.
Step 2: Launch the application and navigate to the settings section.
Step 4: In the Audio Source section, select Mic.
Step 5: In the File Format section, choose WAV.
Step 6: Start the call, and the app will automatically record, displaying a red circular icon on the screen.
Step 7: After the call ends, the recorded file will be saved, and you can listen to it immediately.
Thus, we've guided you on recording calls on Android devices using Auto Call Recorder. For iOS devices, you can use the Call Recorder app.
Find more information at https://Mytour.vn/using-automatic-call-recorder-to-record-calls-on-android-1144n.aspx