I phone woes

[usonian]

5. Browsers have control over text rendering.

Look to expand it in the pull-down gadget at the left of the URL bar. It should remember.

There's also a page zoom setting in Settings - Safari - PageZoom ... who knew?

Stuff gets accidentally set or un-set.

I don't remember any "zoom" setting in DU itself.

And there's the usual advice to quit and restart apps (flick on ios) or just reboot.