One of the most common ways of transmitting computer viruses is through file attachments. To help protect you and your recipients against computer viruses, Outlook blocks the sending and receiving of certain types of files (such as .exe and certain database files) as attachments.

Resolves a vulnerability in Windows Explorer that could allow remote code execution if a user visited a specially crafted webpage.

The install begins. Your install is finished when you see the phrase, "You're all set! Office is installed now" and an animation plays to show you where to find Office applications on your computer. Select Close. Follow the instructions in the window to find your Microsoft 365 apps.

You need to enable JavaScript to run this app. Xbox Support. You need to enable JavaScript to run this app.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

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.

Here's some of the things you can do in the PC Health Check app in Windows: Check Windows 11 eligibility. Backup & sync. Windows Update. Battery capacity. Storage capacity. Startup time. Tips on PC Health. See your device specifications. Related topics. Getting ready for the Windows 11 upgrade.

If you delete files or folders that you're syncing, you can restore them from the Windows recycle bin on your PC. To put your Windows recycle bin on your desktop, see Show or hide the Recycle Bin. The information in this article also applies to OneDrive (for work or school) files.

How to get this update. Before installing this update. Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions . Install this update.

The Microsoft Authenticator app helps you sign in to your accounts when you're using two-step verification. Two-step verification helps you to use your accounts more securely because passwords can be forgotten, stolen, or compromised.