It has two keys so you can slightly twist the shaft in order to raise or lower one side of the door. That's why the holes for the 3/8 bolts are elongated.
If you don't plan on using them. You could remove the tension from the springs.
I've been to repairs where theives have sawed thru the section or rammed a vehicle thru the door. A determined theif will find a way.
Comercial fully glazed bronze anodize aluminum door. Dual pane frosted windows with 3" track and a commercial drawbar operator... man, if I had the money.
On the verticle track. Loosen the small carrage bolts holding the jamb brackets and verticle track. Press the track and door closer to the wall to eliminate the daylight but not so much that door will not travel smoothly.
I can't help you with the window. A door company will probably be the...
It's probably not some something you would want to attempt.
First you'd need a lift to to support the door while the mounting bracket is removed and the sprocket is installed. The shaft is under spring tension! Then you would need to fab a mount for the operator. Then run power to it and make...
Go to the manufacture website and look for a motor kit. An operator will turn the barrel on this door not the shaft.
You need a special sprocket that bolts to endcap of that barrel and then you can hook up an operator to it.
This... 100%. This is not off the shelf. It will be made just for your opening. Also expect a about 3 week wait for it to arrive from the factory to the installer.