Unlock a file that has been locked for editing | Microsoft Support
When you try to open a Excel workbook, PowerPoint presentation, or Word document on your mobile device, you might receive a message stating that the file is locked for editing by another user. Typically, you will be able to open the file as read-only, but you won’t be able to edit it. The file might be locked because: The file is shared and another user is currently editing it. An instance ...
Applies To:
Excel for iPad, Word for iPad, PowerPoint for iPad, Excel for iPhone, Word for iPhone, PowerPoint for iPhone, Word for Android tablets, Excel for Android tablets, PowerPoint for Android tablets, Excel for Android phones, Excel Mobile, PowerPoint for Android phones, PowerPoint Mobile, Word for Android phones, Word Mobile
Using an unauthorised accessory with your XBOX console
Find out how to make sure your controller is authorised for use with XBOX consoles.
Getting refunds for your purchase | XBOX Support
The quickest way to find out about the availability of a refund for an XBOX purchase is to go to your purchase history and find the transaction for which you want a refund:
KB5099542: Servicing stack update for Windows 10, version 1607 and ...
Summary This servicing stack update (SSU) makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates make sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.
XBOX Series X|S FAQ | XBOX Support
The XBOX Series X|S consoles are designed to deliver high‑performance gaming experiences. Find answers to common questions about the XBOX Series X|S to help you get the most out of your system.
Manage devices used with your Microsoft account
Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.
2026 年 8 月 27 日 - KB5120998 (OS 内部版本 26200.9278 和 26100.9278) 预览版
此适用于 Windows 11 版本 25H2 和 24H2 (KB5120998) 的累积更新包括生产质量改进。 公告和消息 本部分提供与此版本相关的重要通知，包括公告、更改日志和终止支持通知。 Windows 安全启动证书过期 重要提示： 大多数 Windows 设备使用的安全启动证书从 2026 年 6 月开始过期。 在过去的几个月里，Microsoft 一直 ...
July 18, 2026—Hotpatch KB5121768 (OS Builds 26200.8893 and 26100.8893 ...
This out-of-band (OOB) update for Windows 11, version 25H2 and Windows 11, version 24H2 (KB5121768) is cumulative. It includes all improvements from previous security and non-security updates, along with an additional fix. Improvements This OOB update includes the following improvement: [System Performance] This update addresses an issue affecting a limited number of devices with an Intel ...
Find Bluetooth settings in Windows | Microsoft Support
Learn how to find and adjust additional Bluetooth settings and Bluetooth options in Windows.
Dolby Vision on XBOX | XBOX Support
The XBOX console supports Dolby Vision technology, which allows you to see games and media with a greater degree of brightness, contrast, and colour.