Registered users holding active licenses of OfficeOne ProTools can upgrade to OfficeOne ProTools 4.1 for free. Upgrading requires uninstalling the previous version and installing the new version. The steps are as follows:

Steps for Microsoft Windows 8:

1. Make sure Microsoft PowerPoint is not running.

2. Click Control Panel app in Start screen.

3. Click Uninstall a program link under the Programs section.
4. Locate and select OfficeOne ProTools for PowerPoint from the list of installed programs.
5. Click Uninstall button and follow the instructions for uninstalling OfficeOne ProTools for PowerPoint.
6. Download and install OfficeOne ProTools 4.1.

Steps for Microsoft Windows 7 and Microsoft Windows Vista:

1. Make sure Microsoft PowerPoint is not running.

2. Select Windows Start | Control Panel menu item.
3. Click Uninstall a program link under the Programs section.
4. Locate and select OfficeOne ProTools for PowerPoint from the list of installed programs.
5. Click Uninstall button and follow the instructions for uninstalling OfficeOne ProTools for PowerPoint.
6. Download and install OfficeOne ProTools 4.1.

Steps for Microsoft Windows XP:

1. Make sure Microsoft PowerPoint is not running.
2. Select Windows Start | Control Panel menu item.
3. Launch Add/Remove Programs.
4. Locate and select OfficeOne ProTools for PowerPoint from the list of installed programs.
5. Click Remove button and follow the instructions for uninstalling OfficeOne ProTools for PowerPoint.
6. Download and install OfficeOne ProTools 4.1.