On 30.03.2019, ToddAndMargo via users wrote:
4.13 has been a pain in my neck:
Libre Office pulses at me https://bugzilla.xfce.org/show_bug.cgi?id=14863
[....]
Don't know anything about the other bugs you've listed, but this one is a well-known bug in gtk3 - not XFCE.