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Continue to ChatQuery : GIMP "color to alpha" is not selectable Do I have to do something "special" to get the Color -> Color to alpha menu option to work in GIMP? I am trying to convert a background color on https://vmapp.org/query/19801/GIMP-Color-To-Alpha-Is-Not-Selectable-Do-I-Have-To-Do-Something-Special-To-Get-The-Color-Color-To-Alpha-Menu-Option-To-Work-In-GIMP-I-Am-Trying-To-Convert-A-Background-Color-On/