Before upgrading, we talk about iOS 8.1 features to the users do not know, as well as how to upgrade this system.
1. What equipment can be upgraded?
iPhone: iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S, (as well as the iPhone 6 and iPhone 6 Plus)
iPad: iPad 2, iPad 3, iPad 4, iPad Air, iPad mini, iPad mini 2, (as well as the iPad Air 2)
iPod: iPod touch 5
Note: Not all features of the device are supported and users experience are the same, the fluency of old equipment may insufficient, or its functions may have shrink, but the main function will be retained. In fact, this is already the norm in the Apple iOS system, if you need to experience the full functionality of all, you need to replace one of the latest equipment.
2 How to Upgrade?
Relatively simple approach is a direct wireless upgrade (OTA), open your iOS devices, choose "Settings"-"Universal"-"software upgrade", but you need to set aside some space, this OTA radio upgrade package is about 100Mb, but it requires 2.2GB of free space, so please remember to left enough space on the device before the upgrade. So, users whoes 8GB or 16GB fuselage space may need to delete something so as to ensure the enough space. If the phone is really no room space, you can also connect your device to the computer, upgrade it with iTunes.
In addition to OTA upgrade, you can also connect your iDevice with computer, upgrade it with iTunes, a new version will pop up after the connection, just update.
Generally speaking, these two methods are not lost information, but we still strongly recommend that you'd better backup data before iOS 8 upgrade, just in case.
Users who has already jailbreak, directly upgrade will cause the device does not start, you need back up all data and connect iTunes to conduct DFU upgrade, but please note that iOS 8.1 still can not jailbreak.
3. Why Upgrade: What are the benefits of iOS 8.1 ?
Relative iOS 8.0.1, iOS 8.1 made a number of improvements, including:
1) Photo Feature
In iOS 8.0.1, Apple film camera functions and photo stream integrated together into "recently added", but because they can not distinguish this folder which photos from the photo stream, those belonging to local, many users have been complaining about. In the latest iOS 8.1, Apple finally turn Photo Stream folder independent, in addition, the delay before shooting the video, you can remind lack of space, this feature is very humane person.
iCloud photo gallery feature that allows users to use iCloud cloud storage space across multiple device management a single photo, this feature is still in beta, with it, the user can iPhone, iPad, iPod Touch and iCloud.com simultaneously edit the same photo and real-time synchronization save.
Mac computer yet added this feature, Mac version of iCloud photo gallery application on-line in 2015 will be the most at.
2) Messages Feature
iPhone users can now use the iPad and Mac to send & receive SMS and MMS,, but you need other equipment is the latest version, for example, for Mac users, you need to upgrade your Mac to OS X Yosemite.
3) Payment Function
The new-add AirDrop support for Passbook voucher, some countries and regions began to support Apple Pay feature, Apple's head of Cook said that the ApplePay service will change the way we pay.
4) Network Functions
User can choose 2G, 3G or LTE cellular data network.
5) Other New Features
HealthKit health applications can access data in the background.
Added a new option, without setting from Siri, directly set it in "Settings"-"Keyboard"-"Dictation".
Enhance the stability and quality of iPhone 6 and iPhone 6 Plus when used in conjunction with MFi.
6) FAQ Correcting
Solves the problem of the search results may not be displayed
Fixed a bug caused by reading the information can not be marked as read
Fix some problems group sending messages
Fixed the problem that VoiceOver can not coordinate with a third-party keyboard
Fixed the problem that the VoiceOver audio can't be stopped before dialing the next number
Fixed the problem that unusable to use the OS X cache server to update iOS
4. Summary: Worth the upgrade
iOS 8.1 upgrade is the meaning of photos and messages feature improvement, and the restoration of a number of problems. In addition, iOS 8.1 further enhances interoperability iPhone and iPad and Mac computers, for Apple users those who have more than one Apple devices, it is undoubtedly a good news.
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