Registered users of any version of WinZip® Standard including all versions of WinZip 9 and earlier, are eligible to upgrade to the latest version of WinZip Pro for a special price.
A special upgrade offer is sent to all registered users to the e-mail address on file with WinZip Computing. If you are not able to locate the e-mail offer, then visit our upgrade page and provide the information requested to receive your special upgrade offer by e-mail.
When you receive the e-mail, follow the links to purchase a WinZip upgrade. Once your purchase is complete, new WinZip registration information for your upgraded version will be e-mailed to you.
For more Frequently Asked Questions about Upgrading WinZip Standard to WinZip Pro, see the topics below:
How do I upgrade from a Single-User WinZip Standard license to a Single-User WinZip Pro license?
To convert your existing WinZip Standard Single-User license to a WinZip Pro Single-User license:
- To open WinZip, double click on the WinZip shortcut on your desktop.
- Choose Register WinZip Pro Upgrade on the Help menu.
- Copy and paste your Registration Name and Registration Code into the Register WinZip dialog. Be sure to either delete the registration code that is there first or overwrite it.
If WinZip is not installed on your computer, please follow these steps:
- Download the correct WinZip version installation file to your desktop and double click to install.
- At the end of the installation, click the Finish button to launch WinZip.
- Copy and paste your Registration Name and Registration Code into the registration reminder dialog and click the Register button.
How do I upgrade from a Multi-User WinZip Standard license to a Multi-User WinZip Pro license?
To convert your existing WinZip Standard Multi-User license to a WinZip Pro Multi-User license:
- Download your unique registration file (WinZip.wzmul) from the link provided in your order confirmation and save it to your desktop.
Note: WinZip must be installed first
- Double click on WinZip.wzmul to register.
If WinZip is not installed on your computer, please follow these steps:
- Download the correct WinZip version installation file to your desktop and double click to install.
- Download your unique registration file (WinZip.wzmul) from the link provided in your order confirmation and save it to your desktop.
- Double click on WinZip.wzmul to begin the registration process.
How do I upgrade from a Multi-User WinZip Standard license to a Single-User WinZip Pro license?
When converting your Multi-User Standard WinZip license to a Single-User Pro license, please note that uninstalling WinZip does not remove the Multi-User Standard registration file (WinZip.wzmul). If you only uninstall and then reinstall WinZip you will once again be registered with a Multi-User Standard license.
Please follow these steps to upgrade from a Multi-User Standard license to a Single-User Pro license.
- Manually delete the Multi-User Standard registration file (WinZip.wzmul). *See the directions below
- Restart WinZip. WinZip reverts to the evaluation version.
- Copy and paste your WinZip Pro Registration Name and Registration Code into the registration reminder dialog and click on Register.
Deleting the WinZip Multi-User license file (WinZip.wzmul)
For Microsoft® Windows® 2000 and Windows XP:
- Open My Computer or Windows Explorer
- Click Tools
- Choose Folder Options
- Click on the View tab
- Choose Show hidden files and folders
- Uncheck Hide file extensions for known file types
- Click on OK
- Navigate to the folder:
C:\Documents and Settings\All Users\Application Data\WinZip
- Delete the file WinZip.wzmul
For Windows Vista® and Windows 7:
- Open Computer
- Click Organize
- Choose Folder and Search Options
- Click on the View tab
- Choose Show hidden files and folders
- Uncheck Hide extensions for known file types
- Click on OK
- Navigate to the folder:
C:\ProgramData\WinZip
- Delete the file WinZip.wzmul
