Why Does My Dryer Keep BeepingBut later, after I had unloaded the dryer, cleaned the lint filter, and was no where near the dryer (this was several hours later) it started beeping and flashing again. Dryers will often beep at the end of a cycle to alert you to come and collect your laundry. Whirlpool Dryer Keeps Beeping If your Whirlpool dryer starts beeping and doesn’t stop, try this: Check the lint screen. It may be just a reminder that it is ready to go otherwise.