@SrDarkWarrior same here thanks! Much easier than without the app like earlier!

@SrDarkWarrior Right on thanks. Did you do it? Was it successful?

@ucheokeke Does the app automatically update all three devices or do we have to do each one individually somehow via the app?

I finally was able to get the upgrade to work although I had to do three times using my Windows 10 laptop. does anybody know if enabling these three security options affect or slow down the speed or...

@xd-data-ii It should most definitely NOT be this darn complicated to update a router.....

@TP-Link_Deco So via the utility and PDF directions: Good News, it went through to update......Bad news, even though I had my Dell laptop connected to the MAIN unit only one of the slaves received...