how to deactivate single sim card?

hi
i use this code for deactivate dual sim card phone:

Settings.System.putInt(context.getContentResolver( ), "dual_sim_mode_setting", 0);
Intent localIntent = new Intent("android.intent.action.DUAL_SIM_MODE");
localIntent.putExtra("mode", 0);
context.sendBroadcast(localIntent);


but i need help to deactivate single sim card phone.
please help me!

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