There are two ways to create issue tags while you are working on the Facts page, without having to open the Issues tab:
At the top-right of your main facts list, click the chevron next to the "Create Fact" button. This will reveal a drop-down menu where you can select "Create Issue":
You can also create an issue when creating/editing an individual fact record:
To efficiently label facts and develop comprehensive case outlines with Casefleet, enhancing your case preparation and analysis, view this blog post.