Difference between Sales Navigator tags and Dux-Soup tags
Sales Navigator tags were removed by LinkedIn in August 2020:
Dux-Soup tags are not linked with Sales Navigator tags.
If you want Dux-Soup to find or recognize a certain profile by a specific tag, you need to tag them with Dux-Soup first.
To enable tagging, go to Dux-Soup Options and enable the button below:
Now the next time you will run profile visiting on Dux-Soup, it will be also tagging these profiles. To retrieve them, simply click on "Search by Tag" and enter your tag