iPhone SE 2020 on travel from TN to FL; iMessage activation unsuccessful; Verizon
I'm visiting Florida from Tennesse. I have Verizon service. My iPhone SE 2020 suddenly says iMessage is unactivated. I've tried all of the "fixes" on web, including log off/onto my Apple account. I have Verizon LTE service and WiFi access.
Suggestions to resolve?
iPhone SE, iOS 15