How to add questions to folders?

From the left menu, go to 'Resources' section and select 'Questions'.
Within the relevant category, click on 3 dots against the question and select 'Add to Folder' from the options.
You can find a display box where you can add the question to existing folders or create new folder.
Click on 'New Folder'
Provide the name and description of the folder.
Click on 'Save'.
Once done you can add the questions to your folder.
To view your folders, go to 'Folders' section. You can view your existing folders (main folder and sub folders) under 'My Folders' and shared folders under 'Shared to Me'.
You can also create folders from here by clicking '+New Folder' button.
For each folder, you can edit, share to specific users, or delete.