One is laptop, other is not. Geforce MX330, otheri s Nvidia GT1030. Both use windows 10. No external monitors. Resolutions are different. 1080p and 1440p UI scaling is default. No it started happening in a file where is no raster files nor raster effects used. It just happens some time after I have worked on the file. Only thing that is same about these two computers are probably some other Illustrator settings or other software that are both installed. Have there been graphical issues before because of some other software on background. Maybe it is something like listening to Spotify same time or something like that.
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