The most useless thing on Windows right now

People searching for how to completely remove Office 365 from Windows 11 often find that a normal uninstall leaves behind folders, shortcuts, registry entries, or related components. Another common mistake is manually deleting program folders first, which can leave Windows Installer information behind and make a later reinstall more difficult.

BCUninstaller can help locate installed Office-related entries and check for leftovers after the normal uninstall process. Open the program as administrator, find the Microsoft 365 or Office installation, and review the selected entries carefully before choosing Uninstall. Allow the standard Office uninstaller to finish first. Afterward, run the leftover detection and review the remaining files, folders, and registry entries before deleting them. Avoid selecting unrelated Microsoft components simply because they have similar names.

For users working through how to completely remove Office 365 from Windows 11, restart the computer after cleanup and check Settings > Apps > Installed apps for remaining Office components. Also check whether you want to keep personal templates, Outlook data files, or locally stored documents before removing leftovers. A command is generally unnecessary here, since the normal uninstaller followed by a careful leftover scan is safer than manually deleting Office packages from the command line.