1. Go to Setup –> Customize –> Cases –> Page Layouts.
2. Click Edit next to a page layout.
3. Click Layout Properties.
4. Check Knowledge Sidebar, and click OK.
5. Click Save.
How to enable knowledge side bar in Salesforce console?
1. Go to Setup –> Customize –> Cases –> Page Layouts.
2. Click Edit next to a page layout.
3. Click Layout Properties.
4. Check Knowledge Sidebar, and click OK.
5. Click Save.