@sofy yes, it appears on different email servers. But it looks opposite. Problem appears on the "old" (historically being built in Czech .cz domain...

@sofy , thank you, but changing the font family unfortunately didn't help. Some forum users still receive email notifications in bad format - looks ...

Hi Sofy it looks I am blind but I do not see such a possibility on the Email settings page nor on Subscription settings page. Look attached screens...

@sofy Hi Sofy, many thanks for hint. Just the first point from the link above helped I checked the Error & Issues sheet and found there was an...

Many thanks Sofy! The first option looks managable for me. Milan