After the latest iOS 13 update, he gets an incorrect exchange password error. Leo says that Exchange is a Microsoft business email account. Go to Settings. Passwords and Accounts. Look and see if there's an Exchange account listed. If it is, the choice is to reconnect or delete it.
José would like to be anonymous online. How can he minimize his online footprint with Mac addresses? Rich says that most systems are encrypted now, and Google is pushing all websites to update to https. So your traffic gets more encrypted. If that's not enough for you, then randomizing your Mac address is a good way to do it. In iOS 13, for instance, Apple devices generate randomized Mac addresses while online. That's a good way to keep yourself protected. You may try using a VPN, or you can browse privately.
Tony says that Apple has killed third party reminders on iCloud with iOS 13.2. Rich says that Apple has locked down a lot of things on iOS 13, and third party reminders is one of them. It's a security issue.
Max has an iPhone SE, and he recently upgraded to iOS 13. He bought a second one to keep, just in case. Will it work when he needs it? Rich suggests unboxing the phone and keeping it up to date as new updates occur. He doesn't know what may happen in the future. But the update runway may not be all that long. Still, if he waits to update it, the phone may not be able to connect to the update servers a year or two from now. So keep it updated.