DO cut the power. Make sure your power is off at the circuit breaker to ensure no electrical injuries. After changing direction, set the fan to a low speed and see if you feel a strong breeze, ...
Instead of letting repairs pile up or waiting until you need a handyman, try spending five minutes a day on light maintenance ...
When patching cracks in your drywall, you'll want to insert screws into the studs to keep the drywall firmly affixed.