The indoor fan running while the compressor stays off can mean a bad capacitor, contactor, or control board

https://friendlyairconditioningservice437.inkharbory.com/posts/the-real-cost-of-repeated-ac-breakdowns-repair-bills-vs-replacement-price

The indoor fan running while the compressor stays off can mean a bad capacitor, contactor, or control board. Because parts are electrical, use a technician for diagnosis.