A wired connection (i.e., Ethernet). This is the best option for network quality, or: A 5 GHz Wi-Fi network. If you have a dual-band router (5 GHz and 2.4 GHz), you may need to enable or separate the 5 GHz signal, then make sure your cloud gaming devices are all connected to this same signal.

2. Install any applicable firmware updates. If you have a Surface device, see Security issue for TPM on Surface devices for more information and instructions.. If your device is not from Microsoft, locate the device manufacturer of your device in the following table, select the corresponding link, and apply the firmware update that's provide.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Step 2: Back up your folders. Windows Backup is an easy, single stop for all of your backup needs. Your free Microsoft account comes with 5 GB of OneDrive cloud storage (and more storage is available if you need it), and backing up your folders syncs the folders you specify to your OneDrive account, making them instantly accessible on all computers that you use with this Microsoft account.

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

Notes: To set an automatic reply for contacts outside your company, select Outside My Organization > Auto-reply to people outside my organization, type in a message, and select OK.. The OK button may be missing because of certain screen solution and scaling settings. To resolve this issue, you can adjust the screen resolution and scaling settings, or use a large monitor.

Sometimes you need to make a change to your email account settings. If you have a new password, if your email provider has asked you to change settings, or if you're having problems with sending and receiving email, you can change your email account settings through Mail in the Windows Control Panel, or from Outlook.

重要: 无需删除旧的安全信息，除非存在帐户安全风险 (例如其他人有权访问旧邮箱) 。 如果需要替换安全信息，请确保先添加新信息。 如果请求删除帐户 中的所有 安全信息，该帐户将处于限制状态 30 天。此时，你的信息实际上不会更改。

Select Start , then select Settings > Personalization > Themes.Choose from a default theme or select Get more themes in Microsoft Store if you want to download new themes with desktop backgrounds that feature cute critters, breathtaking landscapes, and other smile-inducing options.

设置页眉和页脚，为文档的不同部分提供不同的内容。 单击“链接到前一节”以将其关闭，并取消链接上一节中的页眉或页脚。