in text multiline tool option button like italic, subscript is not visible Only cursor will reveal them quite anoying. Appimage in a xubuntu 16.04.3 LTS
Yes, there's something wrong with the icons. We're rewriting the text tool, though, so haven't spent time on this yet.
*** Bug 385318 has been marked as a duplicate of this bug. ***
We're working on a new text tool. The old text tool is now unmaintained and we won't be working on it anymore, so let's close all the text tool bugs.