Created attachment 1068 [details]
Screenshot of the licence graph
The weekdays and months are translated, but the character encoding is not correct. See "Lör" and "Sön" in the attachment.
The bug is actually that they are translated. The rest of the interface is in English, so the graphs should be as well.
This was found running tl-4.14.0 server on Ubuntu 22.04 with the following locale:
When changing LC_TIME to en_US and restarting tlwebadm service the graphs are in English.