Make sure the 'GatherMate2' source has it's checkbox ticked. Now select the zone you want to create a route in from the 'Select Zone' dropdown. Type the name of your route (and press 'Okay' or enter)
Hit the 'Import GatherMate2Data' button on the bottom. Select which sources you want to import (ea: Mining/Herbalism) and tick their respective boxes. If you already have herbs/mines of yourself, select 'Merge' from the 'Import Style' dropdown, otherwise 'Overwrite' is ok.
Go to 'Import Data' and then to 'GatherMate2Data' (left side) 2.) Once in game, open gathermate (/gathermate)Ĥ.) select the data you want and click import.