I use iPad Pro 2020 12.9", iPadOS 16.5.1 ("is up to date").  In the enclosed spelltest.afpub I have duplicated a Frame text box, and language is UK English: I change that to German, and the wiggly lines disappear in the selected box: I apply the style change: But the rightmost box still has wiggly lines: Doing the above with other properties, such as bold, takes effect immediately on update style, both boxes become bold: Only if somehow