This reminds me of trying to turn off the automatic door locks on my 2001 F150. I decided to do two things before leaving for an appointment shortly after getting the truck. I wanted to turn off the auto door locks and I wanted to change the access code on the keyless entry key pad. I checked...
I had the same issue, the Intelligent Access stopped working on all the doors except the driver's door after receiving a message on the app that my 2019 Lariat was going into deep sleep mode due to low batter. I drove it for over an hour on Thursday to recharge the battery and everything else...
Another option would be something like a Decked drawer system. When the tailgate is locked, the drawers cannot be accessed. There is also an option to add a lock to the drawers. That does not help if you need the rifle in the cab. If it does not need to be in the cab, the drawer system keeps it...
Shadow Black with the black appearance package, unless of course you ever want it to look clean. I don't think mine has actually been clean since I drove it off the lot, despite having washed it several times. However, still love the way it looks, even when dirty.