Go to the KB and click on the "Search" function in the option bar

In the Review Date section, search for "10/19/2018" to "10/20/2018."

Open the article that comes up in a new tab. This way, you can go back to the search engine and find where you left off.

Click the "Edit Article" option on the right hand side of the screen.

Click "Settings" in the Option Bar

Scroll down to the bottom and, in the "Next Review Date" section, remove the review date by highlighting and deleting it.

Now that the "Next Review Date" field is empty, click "Save." And you're done!