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  1. support.apple.com › en-us › 102680Scan a QR code with your iPhone, iPad, or iPod touch

    2024年5月20日 · QR codes give you quick access to websites without having to type or remember a web address. You can use the Camera app to scan a QR code. How to scan a QR code with the Camera app. Open the Camera app from the Home Screen, Control Center, or Lock Screen. Select the rear facing camera.

  2. support.apple.com › en-us › 118418Charge and maintain your iPad battery - Apple Support

    2024年5月14日 · How charging affects your battery. For most customers, the battery in your iPad should last the whole day. You can charge your iPad every night even if the battery isn't fully depleted. iPad automatically stops charging when the battery is fully charged, so it's safe to keep your iPad connected to a charger overnight.

  3. support.apple.com › en-mide › 102680Scan a QR code with your iPhone, iPad, or iPod touch

    2024年5月20日 · How to scan a QR code with the Camera app. Open the Camera app from the Home Screen, Control Center, or Lock Screen. Select the rear facing camera. Hold your device so that the QR code appears in the viewfinder in the Camera app. Your device recognizes the QR code and shows a notification.

  4. support.apple.com › guide › deploymentWi-Fi specifications for Apple devices - Apple Support

    2024年5月13日 · The following are Wi-Fi specification details for Apple devices. Descriptions of the details are as follows: 802.11 compatibility and frequency band: 802.11ax ( Wi-Fi 6 and Wi-Fi 6E), 802.11ac ( Wi-Fi 5), 802.11n ( Wi-Fi 4), 802.11a, 802.11b/g and 2.4 GHz or 5 GHz.

  5. support.apple.com › en-us › HT201311About AirPrint - Apple Support

    2024年5月15日 · AirPrint is a technology built into most popular printer models, including those listed here. With AirPrint technology, it's easy to print full-quality photos and documents from your Apple device. AirPrint features include easy discovery, automatic media selection, and enterprise-class finishing options.

  6. support.apple.com › en-us › 109065Find the software version on your iPhone, iPad, or iPod touch

    2024年5月29日 · Learn what to do if your computer doesn't recognize your device. Look under the General tab or the Summary tab to see the software version. Published Date: May 21, 2024. Use your device or your computer to find the version of iOS on your iPhone or iPadOS on your iPad.

  7. support.apple.com › zh-cn › HT214105关于 macOS Monterey 12.7.5 的安全性内容 - 官方 Apple 支持 (中国)簡

    2024年5月15日 · Find My. 适用于：macOS Monterey. 影响：恶意应用程序或许能够访问“查找”数据. 描述：已通过改进敏感信息的遮盖策略解决这个问题。 CVE-2024-23229：Joshua Jewett (@JoshJewett33) Foundation. 适用于：macOS Monterey. 影响：App 或许能够访问用户敏感数据. 描述：已通过改进检查解决逻辑问题。 CVE-2024-27789：Mickey Jin (@patch1t) 特别鸣谢. App Store. 由衷感谢一位匿名研究人员为我们提供的协助。 发布日期： 2024 年 05 月 15 日. 这篇文稿介绍了 macOS Monterey 12.7.5 的安全性内容。