Suppose you've just installed Ultimate Suite or even have been using it for a while, and one day you start Excel, click on the Ablebits tabs, but tools do not start. Most often the problem is caused by Office or Windows updates. On this page, find the instructions on how to make Ablebits buttons clickable again.
First of all, check if the Preview pane is enabled on your machine and if so, disable it:
How to disable Preview pane in File Explorer
If disabling the Preview pane has not helped, let's try out the .NET Framework Repair Tool.
When you are finished, restart your machine, run Excel, and check if the Ablebits buttons are clickable. If they are still not, go to the next step to repair Microsoft Office.
Follow the Repair your office guide. When the repair is complete, restart your computer. Then open Excel and check if the Ablebits tools start. If you click on the tabs and still nothing happens, please contact us.