Thread:So-Safe/@comment-44691290-20191222065604/@comment-36856644-20191222075547

1. find the edit button on the top right corner of the article

2. click the small arrow that is located to the right

3. click "classic editor" - it let's you modify categories quicker

4. scroll down on the right side and you will find a list of the categories as well as the function to edit change/add/remove and category