Pre-requisites:
Permission as mentioned below, on the project template in which a folder is to be reactivated:
To manage the project template, 'Admin' permission assigned to you, your organization or a user group in which you are a member.
Below are the steps to reactivate a folder in a project template:
1. In 'Files' area, from the folder tree available in the left side, navigate to the required project template.
2. Right click on the required project under which a folder needs to be reactivated, and select 'Reactivate Folders'.
3. Follow the steps as required to reactivate a folder on a project (See step 2 to step 4).
Next Article: View Permissions on a Folder (in a Project Template)