We found out the issue and the update is being released very soon.
Thank you for you co-operation
So that you don’t have to wait for the update
Please replace the file circleflip/creiden-framework/content-builder/assets/js/aqpb3.9.js with the one attached, and clear your cache before testing again. The change will add the ‘Kitchen Sink’ button that will display the advanced toolbars