In order to assign or update filters you can follow the steps below:
1. Firstly, make sure that the filters that you are trying to add in the learning page are also added to the Learning Page Module. In order to check it, when you are in the module's dashboard, hit edit on the module that you would like to edit;
2. After that, you can add/edit the filters. Hit save and go back to the modules dashboard;
3. Now, instead of hitting "edit" you will hit "content" and that will enable you to choose the learning page where you would like to edit/add the filters;
4. When inside, hit the pencil icon;
5. When inside the learning page, click on the 3 dots on the top of the page;
6. From there you will be able to edit/add filters in the learning page.
Make sure to save the new settings when you are ready.