The execution of the installation file may be blocked depending on security settings or the browser. Right-click the downloaded file and try running it as an administrator. If the issue persists, please refer to the customer support or the FAQ guide.

Web Office can be used immediately with login only, while installed versions (subscription/lifetime) require license activation or login after installation.

Using older versions is not recommended, as installing the latest version provides the most stable experience in terms of document compatibility, security, and feature availability. If you need an older version for a specific reason, please contact customer support for assistance.

Depending on Windows security settings, a warning message may appear. Click [More info] > [Run] to proceed with the installation. Polaris Office is a verified and legitimate software.

Pop-up blocker settings or browser extensions may interfere with the installation. Please disable the pop-up blocker or try again using a different browser such as Chrome or Edge.

After installation is complete, you can manually launch the product from the icon created on the desktop or from the Start menu. If the issue persists, please reinstall the product or contact customer support.

Yes, the installation files for subscription and lifetime versions are different. Since the execution environment and authentication method vary by product, please make sure to select the correct installation file for your purchased product on the download page.

Yes. However, company security policies or administrator permission restrictions may apply, so please check installation permissions with your internal IT department first.