This document is for Windows XP. Click the appropriate link below if you have a different operating system. Windows Vista or Windows 7 Mac OS X When the iPhone or iPod touch is connected to Windows XP, a dialog is presented with choices for connecting as a digital camera and working with the digital pictures stored on the device. This is the default behavior under Windows XP for digital imaging devices. Windows provides a way to disable this notification on a per-device basis.[...]

If you need to find your iPhone serial number, International Mobile Equipment Identity (IMEI) number, identifier, or ICCID number this article shows you several different ways you can locate it.[...]

Pictures and screenshots taken with the iPhone are stored on the Camera Roll. When you sync or perform a restore, iTunes creates a backup the contents of your iPhone, including the Camera Roll. The more pictures or other multimedia files that are on the Camera Roll, the longer a backup or restore will take. Improve backup and restore times by regularly importing the contents of your Camera Roll, and then sync that content back to the iPhone.[...]

When drivers required by a PC's USB interface are not installed correctly or are out of date, an iPhone or iPod connected to this computer may not be recognized properly. One or more of the following may occur: Device does not appear in iTunes Device cannot be restored in iTunes An exclamation point appears next to the device's entry in Device Manager iPod screen does not display "Do Not Disconnect" screen when connected to the computer (does not apply to iPhone and iPod touch) iPod is not recognized as a disk in My Computer (does not apply to iPhone and iPod touch) Products affected iPhone, iPod touch, and iPod (all models) Microsoft Windows XP Microsoft Windows Vista Microsoft Windows 7  [...]

iPhone OS 3.1 or later offers the ability to view tethering data usage in Settings > General > Usage.[...]

When you are trying to update or restore your iPhone or iPod touch with iTunes, the update or restore process may stop, and you may see an alert message in iTunes. You may also see the "Connect to iTunes" screen on your iPhone or iPod touch: The alert message in iTunes may also include one of the following numbers (but is not limited to): 2, 4, 5, 6, 9, 13, 14, -18, 19, 20, 21, 23, 28, -48, -50, 1002, 1011, 1013, 1015, 1601, 1602, 1603, 1604, 1608, 1609, 1611, 1612, 1639, 2009, 3004, 3013, 3014, 3015, 9807, -9808, 9844.[...]

When you visit me.com via Safari on an iPhone or iPod touch, the experience is different than when you use a web browser on a computer.[...]

Note: This article is for Windows users. If you are not using Windows, please refer to one of the following articles, depending on the product: Mac computer iPod touch iPod If you are experiencing a symptom where iPhone does not appear in the Source list in iTunes after you connect it to your Windows PC, refer to the troubleshooting suggestions below. Note that iPhone requires a specific minimum version of iTunes.[...]

Applications on iPhone or iPod touch may close unexpectedly because the device has begun to run low on application memory. This does not mean there is too much data stored on the device, but simply means that it is running too many memory-intensive tasks. Some examples of this issue: If you have many Safari web pages open on your iPhone or iPod touch, Safari may close and the iPhone or iPod touch will go back to the Home screen (where it shows all the application icons). When listening to music or podcasts, watch video, etc. playback may stop and the device may return to the Home screen. While using Safari or Maps and listening to music or podcasts, iPod audio playback may stop. Applications purchased from the App Store quit immediately after you tap them.  [...]

Your iPhone or iPod touch may experience one of the following symptoms: Multi-Touch display (or touchscreen) does not respond Portions of the Multi-Touch display do not respond Multi-Touch display is very slow to respond [...]

Your iPhone or iPod touch can be recognized as a camera so that you can import images to your computer. In some cases, the iPhone may not be recognized as a camera. The steps below may resolve the issue.[...]

When attempting to connect iPhone or iPod touch, you may see one or more of the following error messages: iTunes could not connect to this iPhone because an unknown error occurred (0xE8000065) iTunes could not connect to this iPhone because an unknown error occurred (0xE800000a) iTunes could not connect to this iPhone because an unknown error occurred (0xE800006b) iTunes could not connect to this iPhone because an unknown error occurred (0xE8000001) Alternatively, the error may be the same as above but end with a different number. The following steps may resolve the issue.[...]

When using a Wi-Fi network with your iPhone or iPod touch, you may occasionally encounter the following issues: Unable to locate a nearby Wi-Fi network Weak or low Wi-Fi signal strength Unable to access the Internet This article outlines basic troubleshooting tips and techniques for Wi-Fi on the iPhone and iPod touch. For information on enabling or configuring a Wi-Fi connection, see the iPhone User Guide or iPod touch User Guide. Note: The features and troubleshooting steps below may not be applicable to devices sold in certain countries, including China. Please see iPhone or iPod touch technical specifications and this article for more information.[...]

This article gives an overview of how to set up iPhone or iPod touch to sync with your computer, and where to get additional information. When you connect iPhone or iPod touch to your computer, items are automatically synced according to your preferences set in iTunes. You can, for example, enter phone numbers and addresses of friends and family members on your computer, connect iPhone or iPod touch to sync, then unplug iPhone or iPod touch and tap a friend's name on the touchscreen to call. You can sync Contacts—names, phone numbers, addresses, email addresses, and so on Calendars—appointments and events Notes (sync with Mac OS X Mail or Microsoft Outlook)* Web bookmarks Music and audiobooks Photos Podcasts Movies and TV shows Applications Ringtones (iPhone only) iTunes U content * Syncing is over USB only and on a Mac requires Mac OS X 10.5.7 or later. You only need to set which items are synced in iTunes on your computer once. After that, just connect iPhone or iPod touch to start a sync. Contacts, calendars, notes, and bookmarks are synced from (or to) your computer, so if you add, change, or delete them on iPhone or iPod touch, they are changed on your computer, and vice versa. You can also sync contacts with your Yahoo! or Google Address Book. Email account settings (on iPhone only), music, movies, TV shows, podcasts, and photos are synced one-way, from your computer to iPhone (though you can import photos taken with iPhone to your computer). If you like, you can set iPhone or iPod touch to sync with only a portion of what's on your computer. For example, you might want to sync only a group of contacts from your address book, or you may want to sync only songs from certain playlists so you don't fill up iPhone or iPod touch with all your music.[...]

When someone calls, I can't hear them through the receiver or speaker phone, and I can't hear music through the speaker. I also can't be heard by someone who is calling me.[...]

If an iPhone or iPod touch is not recognized in iTunes on Windows, the Apple Mobile Device Service (AMDS) may need to be restarted. If AMDS cannot be restarted, you may need to remove and reinstall the service. This document is for Windows XP, Windows Vista, and Windows 7. If you have a Mac, follow the steps in this document.[...]

This article explains how to view or edit the Access Point Name (APN) for services on iPhone. This information applies only if your carrier allows editing the APN.[...]

If you're having difficulty syncing your contacts or calendars to iPhone or iPod touch with iTunes for Windows via USB, this article can help. Note that this article does not apply to wireless syncing with Exchange ActiveSync or MobileMe.[...]

When attempting to create an iPhone/iPod touch backup, iTunes may display the alert message "iTunes could not back up iPhone because the backup could not be saved on the computer" or "The back up could not be started because a session could not be started..." [...]

When Microsoft Exchange mail is configured on iPhone or iPod touch, the default setting for "Mail days to sync" is set to 3 days. [...]

iTunes includes several options to automatically or manually sync music to your iPhone, iPod, iPod classic, iPod nano, iPod shuffle (3rd generation), iPod mini or iPod touch. If you are using an iPod shuffle, learn how to sync music to it in this article.[...]

If your carrier has unlocked your iPhone, after connecting your iPhone to iTunes, you should see this message: "Unlock Complete. Congratulations, your iPhone has been unlocked. To set up and sync this iPhone, click Continue." This article explains what to do if you do not see the above message, or if iTunes displays this message: "The SIM card inserted in this iPhone does not appear to be supported. Only compatible SIM cards from a supported carrier may be used to activate iPhone. Please insert the SIM card that came with your iPhone or visit a supported carrier store."[...]

Several factors affect how much content will fit on an iPod or iPhone.[...]

One or more of the following may occur: Mail app unexpectedly quits when trying to access mail or iPhone or iPod touch displays "Home" screen when trying to access mail or Mail account on the iPhone or iPod touch shows blank account title/description in Settings > Mail, Contacts, Calendars screen as shown here:   [...]

After upgrading to iPhone OS 3.0, you may be unable to use some Cellular Data Network services, such as: Cellular Data connection for Internet services Visual Voicemail MMS (Multimedia Messaging Service) Internet tethering You may also see this error message: "Could not activate cellular data network: You are not subscribed to a cellular data service". This can happen if you edited the Cellular Data Network settings—the APN (Access Point Name) details—either manually or with the iPhone Configuration Utility prior to installing iPhone OS 3.0. Note: This issue does not affect phone services (making and receiving calls or sending and receiving SMS messages).[...]

You can also use iPhone with other Bluetooth headsets and Bluetooth stereo headphones. If your car has a Bluetooth car kit, you can talk in your car hands-free without using a headset.[...]

iTunes can create backups of settings and certain other information on iPhone and iPod touch. You can use a backup to restore this information to your iPhone or iPod touch after a software restore or update, or to transfer information to a different device. Backups can be deleted from iTunes using the steps below. For information about how to back up your media in your iTunes library to a CD or DVD, refer to How to back up your media in iTunes.[...]

When syncing contacts, calendars, or notes from Microsoft Outlook, there can be issues that prevent syncing from completing as expected. Many of the issues can be resolved with the steps in these articles: Troubleshooting iPhone and iPod touch contact and calendar syncing via USB on Windows MobileMe: Troubleshooting Windows syncing If you haven't followed the steps in the appropriate article above please do so. This article provides additional steps that may allow you to sync or detemine why you are unable to sync.[...]

You can download or transfer content you purchase from the iTunes Store to various Apple products. The content you can download may vary depending on which Apple product you use to make your purchase. Access to your content may also vary depending on which Apple product was used to make your purchase. For example, purchases you make using your computer must be completely downloaded to your computer before you can sync the item to your iPhone, iPod, or Apple TV. Please review the following tables for specific information on downloading and syncing purchases.  [...]

This article gives an overview of the different location services an iPhone and iPod touch can use to determine your location. For information on using Location Services to track your location in Maps and other applications, see the iPhone User Guide or iPod touch User Guide.[...]

When entering the "は" character using the Kana keyboard on an iPhone or iPod touch, the application in use unexpectedly quits.[...]

iPhone 3G and iPhone 3GS models sold in China differ slightly from models sold in other countries. Use this article to determine which features are available for your iPhone.[...]

This document describes the security content of iPhone OS 3.1.3 and iPhone OS 3.1.3 for iPod touch. For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website. For information about the Apple Product Security PGP Key, see "How to use the Apple Product Security PGP Key." Where possible, CVE IDs are used to reference the vulnerabilities for further information. To learn about other Security Updates, see "Apple Security Updates."[...]

iPhone applications can use Location Services to determine your current position.[...]

If you need to send your iPhone in for service, please remove your SIM card before sending the iPhone in for repair.[...]

Microsoft Entourage 2004 and Microsoft Entourage 2008 are Mac applications with which you can sync contacts and calendars with iPhone and iPod touch. [...]

If you sync IMAP mail account settings from your computer to iPhone or iPod touch, and the IMAP folders on your computer are all shown under your Inbox folder, then it might not work as expected on the device.[...]

For help with contacting the iPod software update server or iPhone software update server for Windows XP or Windows 2000, see this article. Some customers may notice the following alert message when trying to update or restore an iPod in iTunes 7 or later: "iTunes could not contact the iPod software update server because you are not connected to the Internet. Make sure your Internet connection is active and try again." If restoring an iPhone, you may notice this alert message: "iTunes could not contact the iPhone software update server because you are not connected to the Internet.  Make sure your Internet connection is active and try again." Internet access is required to download iPod and iPhone software updates. However, if you are able to connect to the Internet with Internet Explorer and can also access the iTunes Store, see the solution below to resolve this issue.[...]