What s wrong with ios11 update

What version of your 4 is there, with or without locks? Or some other version. My 4s and 4 can't be updated if they can't be updated under the win system, and there has never been a problem under the mac system. If it's convenient, you can find a Mac to try.

Looking at Apple's related forums, including our Weifeng forum, you will find that many users have upgraded iOS 11 and then brushed back to iOS, while some users may still be waiting for iOS 11 to be more stable before upgrading. Although iOS 11 brings a lot of UI updates and new features, there are still some problems that make users hesitate to upgrade.

In this article, we will search for user feedback on the Weifeng forum and Apple's official forums, and summarize some common problems with upgrading iOS 11, which are not encountered by everyone, and vary depending on the device model.

Now that both iOS and iOS 11 have turned off verification, there's no way to downgrade back to iOS.

Therefore, this article will make some useful recommendations on these issues. Power Consumption Problems The power consumption problem of upgrading iOS 11 is often talked about, or in other words, almost every time a new system version is upgraded, there are more or less people who report power consumption problems.

That's because the new version of the system needs to go through several charging cycles to recalibrate the battery charging mechanism, such as Spotlight needs to finish retrieving all the files on the device.

You will be prompted to update after the official version is released.

If the time is up and you are not reminded to update, it is best to contact the after-sales service and send the phone to the nearest service center for testing, and the service center will determine the specific problems, accessories and other hidden faults of the mobile phone according to the test results, and give specific accessories and maintenance costs**.

After connecting to the LAN network, there will be an update prompt, if you haven't yet, it may be blocked with the help of other tools, you can connect to the computer, and upgrade the system in iTunes.

Repair or replace the equipment according to the specific fault situation.

Parts that can be repaired or replaced include, but are not limited to, batteries, displays, motherboards, etc.

All replacement parts, accessories, or equipment are brand new.

Replacement parts and accessories are covered by the remainder of the original 1-year warranty period or a 90-day warranty period from the date of repair or replacement, whichever is longer.

If there is a problem with the accessory, it will be replaced with a new one.

At present, the beta version of ios11 system has been pushed, developers can update, ordinary users need to install a description file for system update. Users who want to experience the new system can search for the ios11 profile file to install it, and it will remind you to restart the device, and then you will be prompted to update the system. Note that the beta version of the system has a large number of bugs, and many users will downgrade the system after upgrading, so you can use PP assistant to back up data or downgrade the system before upgrading to prevent data loss.

In addition, a system downgrade can be performed before the validation is turned off in the previous version. 1. First of all, install PP assistant on the computer. 2. If the device is connected to the computer and trusts the computer, the computer will automatically install the relevant drivers.

3. Wait for the device to be recognized successfully. 4. Select the firmware in the [One-click Flash] interface and then flash it, pay attention to the backup of data.

System development. On June 26, 2017, Apple launched the public beta version of iOS 11 for the first time.

At 1 a.m. on September 20, 2017, Apple will officially release the official version of iOS 11.

On September 26, 2017, Apple released an update package and the latest version of iOS, which aims to fix various software issues existing in the previous version.

On September 28, 2017, the first beta version pushed by Apple, in addition to fixing bugs, there will be many old features such as 3dtouch.

On October 4, 2017, the official version of iOS was released, fixing the problem that iPhone 8 (Plus) crackles during calls.

On October 6, 2017, Apple announced that iOS Beta 2 would be released next week. The beta 2 update will include a large number of new emojis, including a variety of smiley faces, more clothing options, food types, animals, and mythological characters.

On October 12, 2017, Apple officially released iOS, users can update through OTA, and this update is still mainly to fix bugs.

On November 1, 2017, Apple pushed the official version of iOS. This update is the first major update of the iOS 11 operating system on iPhone, iPad and iPod touch. In the official version of iOS, more than 70 new emojis have been added and bug fixes and improvements have been included.

In November 2017, Apple officially released the official version of iOS, which added a large number of new Unicode 10 emoji to the official version of iOS, fixed the WPA2 WiFi security vulnerability, and optimized the battery life.

On November 7, 2017, Beta 2 was released with iMessage transfers.

On November 14, 2017, Apple released the third beta version of iOS.

1. After the Apple mobile phone is connected to the network, the system upgrade file will automatically background**, which is caused by the function of turning on the auto** application updater, if you want to ignore the update upgrade prompt, you must first turn off the upgrade prompt (the update prompt is not displayed on the mobile phone settings), and then turn off the automatic ** application update function.

2. If you want to ignore the upgrade reminder of the system, the first thing is to delete the iOS system files of the upgrade reminder, which also requires erasing all the content and settings, that is, to restore all the files on the mobile phone to the initial system state, that is, to erase the software that has been installed on the mobile phone, **, **, **, ** and other files. So before erasing all files, back up the important files that need to be backed up, and the software can be reinstalled.

3. To erase all content, open Settings - General - Restore - Erase All Content and Settings.

4. After erasing, when you activate your phone with AppleID, you can see that there is no system prompt requiring an update in the settings, and there is no file that the system automatically **.

5. What needs to be done is to prohibit the system from automatically updating files; How to operate: Mobile phone settings - iTunes Store and AppStore, after entering it, in the automatic ** project, the application and update functions are turned off, and the bottom of the use of cellular data is turned off, so that the system will not automatically update the program under any circumstances.

In addition to the long-awaited augmented reality function, the new App Store, and the camera APP*** scanning and scam SMS recognition specially launched for domestic users, the official version of iOS11 is updated as follows:

1.You can customize the commonly used control center, there are large changes: brightness,**, Wi-Fi and other control elements are divided into grids, if you long press a certain part, the part will be enlarged, making it easier for you to operate.

2.Do Not Disturb While Driving: Automatically silence notifications while driving, keep your iPhone silent, turn off the display, and choose to automatically reply to iMessages to selected contacts to let them know you're driving.

3.The official version of iOS 11 enables users to switch on and off the flow in "Settings" without having to set up various launchers to achieve this purpose. Just scratch up the control center and you will find the switch button. Wanton Min.

5.The camera's Portrait mode now supports optical image stabilization, HDR, and True Tone flashes, new HEIF and HEVC images and formats take up half the space of the previous ones, and a redesigned set of nine filters optimized for more natural skin tones that automatically detect and scan.

Magic Live Photo On iOS 11, after shooting Live Photo, you can choose three effects: loop**, back and forth**, and long**.

11 of the control center can do more things than before, click Settings - Control Center - Custom Control , you can split branches to add the shortcut functions you want according to your actual needs, there are a total of 17 functions that can be added: flashlight, calculator, screen recording, camera, low power mode, memos, magnifiers, accessibility shortcuts, timers, do not disturb while driving, stopwatch, alarm, text size, guided access, voice memos, Apple TV Remote, wallet。

7.In iOS 11, you can use the native Larry input method, open it as follows: Go to Settings - General - Keyboard - Add New Key Peixiao Pan - Chinese (Simplified) to add Larry keyboard.

There are 7 main changes:

1. The system frequency reduction is removed by default.

In order to avoid accidental shutdown, Apple added a frequency reduction mechanism to the system in the future, which limited the performance of the phone, thus causing the device to be less smooth. Now the latest system has added a performance management mode, and the frequency reduction restriction is lifted by default, if there is an unexpected shutdown, it will be downclocked, and it can be turned off manually, so this version is much smoother than before, of course, the battery life may be worse.

2.Check the battery health segment silver.

iOS has added the ability to check battery health. Of course, it is still a beta version, and many third-party software view is different, through Settings - Battery You can clearly see the current remaining state of the battery.

3.Added support for Beijing and Shanghai transportation cards.

xAdded 4 Animotes.

Added 4 new Animoji for iPhone X.

5. The official version cancels iCloud information synchronization.

In the previous beta version, Apple added the iCloud synchronization function of "Messages", but in the official version released today, it has been found to be this feature, and I hope it will return.

7. Fixed the issue that Siri will read out the details of the notification on the lock screen.

In the previous beta version, Siri will be in the lock screen state, you can read out your hidden information, and the fruit is tested, and it will not be read out after the update, and it will let you unlock it first.