I am using M12.0.0.0 on Ubuntu and I have these two plots:
plot1 = DensityPlot[Sin[x y], {x, -2, 2}, {y, 0, 4}, PlotPoints -> 80]; plot2 = Plot[Sin[x], {x, -10, 10}, Frame -> True];
when I export these plots as png the FramTicks
disapear! here is plot1
as seen in the MMA notebook
and this how it looks when exported using Export["/.../plotq1.png", plot1,ImageResolution -> 500]
same thing also applies for plot2
in the notebook is like
and exported is like