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After you export your contacts, use Excel to open the CSV file and check that there's data. When you close the file, Excel will prompt you a few times with "are you sure you want to save it in CSV format?"

Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

Use the OneDrive mobile app to backup your phone's camera roll to Microsoft OneDrive. Note that it does not sync photos - it's a one-time upload. This means that once OneDrive has your camera roll, you can delete photos and videos from your device, freeing up valuable space, and the copies in OneDrive won't be affected.

Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.

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Connect with friends, family, and coworkers in Teams. Stay organized and connected with friends, family, and coworkers all from one app. Get started

为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.