Use the System File Checker tool to repair missing or corrupted system ...
Learn how to use the System File Checker tool (SFC.exe) to scan and restore Windows system files that are not working or causing crashes. Follow the steps to run SFC.exe, view the scan results, and manually replace the corrupted files if needed.
Error 0xC0000142 when you start an Office application
Error 0xC0000142 occurs when you start an Office application and may be caused by outdated Office, Windows, or Office Software Protection Platform. Learn how to update, repair, or reinstall Office to resolve this error.
Activate Office - Microsoft Support
Learn how to activate Microsoft 365 or a non-subscription version of Office on your device. Find troubleshooting tips for common activation errors and product keys.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin, Project for Office 365
Uninstall or remove apps and programs in Windows
Learn different ways to remove apps and programs from your Windows 10 or 11 device. Find tips for troubleshooting, repairing, and protecting your system from malware.
Recovery options in Windows - Microsoft Support
Learn how to fix problems with your PC by using different recovery options in Windows 11, 10, or 8.1. Find out how to remove an update, reset your PC, use a recovery drive, or go back to a previous version of Windows.
Office Deployment Tool - Microsoft Support
Learn how to use the Office Deployment Tool to manage your Office 2016 Click-to-Run deployment options. Download the tool and explore its features and options.
Language packs for Windows - Microsoft Support
Learn how to download and install language packs for Windows 11, 10, 8.1, and 7. Language packs let you view menus, dialog boxes, and supported apps and websites in your preferred language.
Recover lost or deleted files - Microsoft Support
Learn how to restore files from a backup or a previous version after you can't find them on your computer or you deleted them by mistake. Follow the steps to access previous versions of files and folders from Windows Backup or restore points.
Download and install or reinstall Office 2019, Office 2016, or Office ...
Learn how to download and install Microsoft 365 or Office 2019, 2016, or 2013 on your PC or Mac. Find out how to activate Office, troubleshoot issues, and switch languages or bit versions.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
OneDrive の再インストール - Microsoft サポート
OneDrive by Microsoft Corporation は、OneDrive を表示することができる Microsoft Store アプリから入手可能なアプリです。 どちらかまたは両方のアプリがインストールされている可能性がありますが (これは問題ありません)、Store アプリの方では、ファイルのバックアップと同期は行われない点に注意してください。 [アンインストール] を選択します。 管理者のパスワードまたは確認を求められた場合は、パスワードを入力するか、確認情報を提供します。 ファイルのバックアップと同期が必要な場合は、 こちらの Web サイトから Microsoft OneDrive アプリをダウンロードしてください。
Applies To: OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows