Used to be about to do a Web Archive in the Share Sheet outside of Safari. The recent update lost it. Seeing this in Fiery Feeds and Pocket.
Yes, it persists across reboots.
Also, I’m seeing this on the iPad Pro 12.9” second generation with the latest iPadOS and on an iPhone XS Max on the latest iOS
Did you check the More options to see if it’s merely disabled?
It’s enabled. I tried toggling it, disabling and enabling it, on my IPhone but no change.