Tell them to switch off the rich text editor in their preferences.
You will continue to have these problems until the browser bug is fixed, https://bugs.chromium.org/p/chromium/issues/detail?id=806309Still have these problems....
Not only xenforo, I manage a couple of elkarte forums (smf fork) which uses SCEditor and I am having the same problems.Gboard and SwiftKey having problems just on Xenforo forums.
I just did some quick tests and seems to work fine nowThere are reports that this is fixed with SwiftKey v220.127.116.11 which was released on 1st March. Can anyone confirm?