The Windows 10 free upgrade offer ended on July 29, 2016. To upgrade to Windows 10, you will need to have a compatible PC and purchase a full version of the software.We recommend that you don’t install Windows 10 on an older device, as some Windows 7 devices are not compatible with Windows 10 or could experience reduced feature availability.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Résoudre les problèmes liés à l'utilisation d'accessoires Bluetooth. Si vous pouvez activer la fonctionnalité Bluetooth, mais que vous rencontrez des problèmes d'association ou d'utilisation d’un accessoire Bluetooth, utilisez les instructions ci-dessous, qui peuvent vous aider à résoudre les problèmes courants liés à l'utilisation d'accessoires Bluetooth.

选择要打印每页的页数： 在一张纸上打印多页是一种有用的技术，可节省纸张、降低打印成本并创建文档的紧凑版本。 可在单张纸上打印的页数取决于打印机的功能和所选打印选项 (示例：每张) 1、2、4、6、9 或 16 页。

Solução de problemas com acessórios Bluetooth. Se você consegue ativar o Bluetooth, mas está tendo problemas para emparelhar ou usar um acessório Bluetooth, tente as etapas a seguir para tentar corrigir problemas comuns com acessórios Bluetooth.

Sign in to your Microsoft account on your PC. Open the Store app. See the “Buy and install” section for more info on how to find the app. Select Library, and then use the Sort and filter dropdown to include games installed and not installed to your device.; When there’s a game or app that can be installed, you’ll see a download icon next to it.

New to Xbox gaming on PC? Here's how to get started.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.