Office 2021 Proofing Tools Offline Installer -

The installation takes 1–3 minutes. No progress bar may appear if using the .msi version. Monitor %temp% logs for details.

Be extremely cautious. Third-party websites offering "Office 2021 Proofing Tools free download" often bundle malware, adware, or outdated files. Only download from official Microsoft channels. office 2021 proofing tools offline installer

At 4:58 PM, the download completed.

This is critical. If Word, Excel, or Outlook is running, the installer will fail or require a reboot. Close them all, including background processes like Skype for Business or OneNote. The installation takes 1–3 minutes