Resolving Error Code 0-1021: Essential Updates for Office 2016 Installation

To address the installation error code 0-1021 with Office 2016, follow these essential guidelines:

1. Update your system: Ensure your PC has the latest Microsoft updates by navigating to Settings > Update & Security > Windows Update, then click 'Check for updates'.
2. Remove older Office versions: Prior to the new installation, it's crucial to uninstall any older Office suites from your system.
3. Utilise Microsoft's uninstall tool: To thoroughly remove past versions of Office, download and execute the uninstall tool available on the Microsoft official site.
4. Deactivate antivirus programs: Occasionally, antivirus programs may block the installation. Disable your antivirus temporarily and attempt the installation again.
5. Opt for the offline Office installer: If problems persist, consider using the offline installer from Microsoft's site, which doesn't need an internet connection to install.