Changing A Color

[Ricebug]

(10-10-2018, 06:19 PM)rich2005 Wrote: Can you post (part of) that image so that suggestions can be made. Otherwise just guessing.

and

What OS are you using and which version of Gimp, those questions are not for nothing, they can determine the result.

The faint gray lines are the tracks. I want to switch that color to plain black to make them stand out.

Windows 10; GIMP v.2.10.6