Follow these steps to install and activate Office 2013 Professional Plus on your Windows PC.
Step 1: Uninstall older Office versions
Before installing, we recommend removing any previously installed versions of Microsoft Office to avoid errors during setup.
Step 2: Download Office 2013 Professional Plus
Note: The interface language is English only. However, you can change the editing/proofing language in Office settings after installation.
Step 3: Install Office
Once the file is downloaded, extract the ZIP archive.
Open the .ISO file in Windows Explorer (just double-click it).
In the mounted drive, double-click the setup.exe file to begin installation.
Follow the on-screen instructions to complete the setup.
Step 4: Activate Office
After installation, open any Office application — for example, Microsoft Word.
When prompted, enter your product key to activate.
If you encounter an activation error, please try the alternative activation method by following the instructions provided here.