Problem with font size Yahoo emails
Starting today (not a problem before) incoming Yahoo emails on iphone 13 are in giant font size
iPhone 13, iOS 17
Apple’s Worldwide Developers Conference to kick off June 10 at 10 a.m. PDT with Keynote address
The Keynote will be available to stream on apple.com, the Apple Developer app, the Apple TV app, and the Apple YouTube channel. On-demand playback will be available after the conclusion of the stream.
The Keynote will be available to stream on apple.com, the Apple Developer app, the Apple TV app, and the Apple YouTube channel. On-demand playback will be available after the conclusion of the stream.
Starting today (not a problem before) incoming Yahoo emails on iphone 13 are in giant font size
iPhone 13, iOS 17
Try and restart the iPhone to see if the issues persist.
If they persist, you can also try a forced restart
The Yahoo Mail or iOS Mail apps are unclear from your post.
Problem with font size Yahoo emails