Created attachment 157046 [details]
lml used for showing the result of LaTeX rendering

SUMMARY
***
Please open attached project. The project title and the y axis title are set in \LaTeX. The result looks blurry, no matter what I do.

STEPS TO REPRODUCE
1. Open attached lml file.
2. Compare the y axis title and the plot title with the x axis title. 


OBSERVED RESULT
All \LaTeX rendered labels are blurred.

EXPECTED RESULT
I didn't expect too much but the rendered label are pretty much blurry.

Workaround: If possible use standard text + symbols from standard fonts.

SOFTWARE/OS VERSIONS
Windows: 10 20H2
macOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
Graphics Card Nvidia RTX 2000, serving 2x 4K monitors