To activate the S22 Ultra Super Fast Charge 20 feature, first make sure to use the original charger and data cable, then connect the device to the charger and start the phone. Find the \"Battery & Performance\" option in the Settings, then select the \"Fast Charge\" feature, and turn it on to activate the Super Fast Charge 20. In the process of use, pay attention to avoid the use of non-original chargers and data cables and avoid frequent charging to ensure the safety and stable charging of the device.