Symptoms. When the operating system is in high-DPI mode, applications that use the Microsoft Foundation Classes (MFC) library of Microsoft Visual C++ 2013 may behave incorrectly.

Learn how to find your Windows product key for activation or when to use a digital license instead.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

メール アカウントの設定を変更する必要がある場合があります。 新しいパスワードをお持ちである場合、メール プロバイダーから設定の変更を求めらされた場合、またはメールの送受信に問題がある場合は、Windows コントロール パネルのメールまたは Outlook からメール アカウントの設定を ...

The Snap feature in Windows has some predetermined layouts that you can choose from to snap all your open windows. To open Snap layouts: With your keyboard: In the window you would like to snap, press Windows Logo Key + Z to launch the layout box.

If you try to add an IMAP account to Outlook, for example a Gmail account, Apple account, Yahoo account, or an account from your local ISP, and you're not prompted to enter your password, use the following steps to work around the problem.

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.

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At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.