To lock the door from the outside to lock the slide lock from the outside you need to install a lock handle with the spindle inserted into the square hole next to the operating lever.
How to install garage door bolt lock.
Make sure that the there s enough space for the bolt to pass through the rail and for the deadbolt to go on.
To install the kit on your garage door you can follow these easy steps below.
If money is an issue as these days it often times is you can perform the installation yourself.
After you have drilled the holes fasten the lock in place with screws.
Once installed turn the handle 90 degrees to lock the slide lock.