Ice forming on refrigerant lines or the indoor coil usually means restricted airflow or low refrigerant

https://repairhelp373.scriblorax.com/posts/the-fastest-way-to-get-cooling-back-with-same-day-ac-repair

Ice forming on refrigerant lines or the indoor coil usually means restricted airflow or low refrigerant. Switch the AC off and let it thaw before requesting service.