If you need to make time changes to an active project, you must first archive the active one and create a new project with the correct information.
Step 1.) Click on "Projects"
Step 2.) Click on "Recurring"
Step 3.) Hover over the project you would like to archive and click on "archive"
Step 4.) A pop up message will appear, click on "Ok"
Step 5.) Click on "Create Project"
Step 6.) Fill out with the correct time information
Step 6.) Click "Create" and you're all set!