Check the balance of your garage door to make sure your garage door is operating safe and smooth. to check the balance of the garage door, First, you disengage the door from the opener, you leave the door halfway, and if it stays open, that means the door is balanced. If it's closed by itself, that means the balance is not good, and you may check it by checking the torsion spring and checking the balance of the door.
Since it's not safe, if the door is not balanced, you must call a garage door technician because they are the expert on that. So the way they're gonna adjust it is to check on the torsion spring and make sure they are supporting the weight of the door. If the torsion spring, they are not that old, we can make an adjustment if they are very old at that time, you need to replace the torsion spring.