Select the Data Files tab. All Outlook Data Files (.pst) and Offline Data Files (.ost) are listed along with the name of the account the files are associated with. If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

データ ファイル. Outlook データ ファイル (.pst および .ost) を修復する. Outlook for Microsoft 365 Outlook 2021 Outlook 2019 Outlook 2016. ご使用のブラウザーでのガイド付きサポートは、Office の問題に対するデジタル ソリューションを提供できます. ガイド付きサポートを試す. 受信トレイ修復ツール (SCANPST.EXE) を使用して、Outlook データ ファイルのエラーを診断および修復できます。 受信トレイ修復ツールは、コンピューター上の Outlook データ ファイルが良好な状態かどうかを調べます。 次の状況で受信トレイ修復ツールを使用する必要がある場合があります。

Use command-line switches to customize the startup process for Microsott Office programs: Word, Excel, PowerPoint, Outlook, and Access.

1. Right-click the Start button, and click Run. 2. Type Outlook.exe /safe, and click OK. Tip: If Windows can't find Outlook.exe /safe, try using the full path to Outlook (for example C:\Program Files\Microsoft Office\OfficeXX, where XX is your version number).

Download the offline installer from your account portal. To download the offline installer, go to www.office.com. If you're not already signed in with the Microsoft account associated with your copy of Microsoft 365 or Microsoft 365 do that now.

To check which version you bought, go to Services & subscriptions and look for the following: This is the Windows version. Windows versions of Office might show for PC in the title. If you don't see it, look for For 1 PC in the subtitle. This is the Mac version. Mac versions of Office show for Mac in the title and For 1 Mac in the subtitle.

Office 2019 or 2016 for PC Office 2016 for Mac Office 2013 for PC. Install Microsoft 365 2019 or 2016 on a PC. Remember a one-time purchase version of Microsoft 365 is licensed for one install only. Depending on your browser, select Open file (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).

Refunds for digital games include Microsoft Store digital game offers, Xbox apps (excluding movies and TV apps), digital gaming bundle offers, digital game durable content, and some digital game consumable content, whether made available through the Xbox console, on your PC, or on your mobile device.

Right-click. From Windows Explorer right-click the .eml, .msg, or .oft file, select Open with >, and then select Outlook (new). Double-click. From Windows Explorer double-click the .eml, .msg, or .oft file. If the file doesn't open in new Outlook, it might not be set as the default app for these file types. To update this, see Change default ...

Ready to install? Before you begin, make sure your PC or Mac meets the system requirements. If you already redeemed a product key, you're simply reinstalling the apps, or you know you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.