How are you exporting the graph? If you export with higher dpi or to a vectorial format you wouldn't have this issue.
If you need more specific help, please provide a proper REPRoducible EXample (reprex) illustrating your issue.
How are you exporting the graph? If you export with higher dpi or to a vectorial format you wouldn't have this issue.
If you need more specific help, please provide a proper REPRoducible EXample (reprex) illustrating your issue.