You can make small changes to your report configuration - such as renaming reports, changing folders and durations etc. - under Individual Reports, found in Administration|Report Settings.
To change any of the options in a single report, simply click its name.
You'll then be able to edit key report settings, such as the…
You can also perform some changes to many reports.
Click the check-boxes next to one or more report names, then scroll to the bottom of the page.
Here, you can choose from a set of options in the drop-list, including…
This lets you quickly move around large numbers of reports if you want to make significant changes to your organisation.