The reasons why Apple phones cannot complete Touch ID settings are as follows. The first one happens in most cases. It may be that the hands are sweaty, too oily, or unclean. It is recommended to wash your hands. Clean and try the settings again. The fingerprint recognition sensitivity is not high enough. You can buy a fingerprint sticker and stick it on it and try the settings again. If none of the above can solve the problem, re-enter the latest version of the system and try again. The final trick is that if the problem cannot be solved by this time, then it can be judged that there is a problem with the fingerprint hardware recognition, and then it can only be repaired... In addition to the above reasons, it is very likely that the fingerprint recognition setting steps are improper; follow the following sequence Make a selection: Settings - Touch ID & Password - Add Fingerprint, and then you can set up the fingerprint. Among them, do not press the screen, but use the touch method. The touch method is the key point. It only requires you to touch it. You do not need to press it, otherwise it will affect the settings of Touch ID.

TOUCH ID setting failure is divided into the following situations:

1. After restarting the iPhone, the fingerprint recognition (Touch ID) fails. The iPhone has fingerprint recognition (Touch ID) after restarting. Failure is normal (one of the most common causes of fingerprint recognition failure). Designed by Apple for the security of users' mobile phones, Touch ID, the iPhone's fingerprint recognition system, does not store the user's fingerprint information. Instead, the fingerprint information is converted into digits and stored in the iPhone's chip. This part of the chip is encrypted and protected, and can only be activated with your fingerprint and password before it can be used.

Solution: Therefore, if the fingerprint recognition fails after restarting, you only need to enter your digital password once to use it. This is also a protection mechanism.

2. The iPhone has been locked for more than 48 hours and has not been unlocked or the user has made relevant settings for "Touch ID and Password" in "Settings". In this case, the iPhone's fingerprint recognition system cannot work, which is normal.

Solution: You only need to enter the numeric password once to solve the problem.

3. The iOS system version of the iPhone invalidates the fingerprint recognition. This problem is hard to say. Some are system bugs or other reasons.

Solution: Upgrade to the latest version of the iOS system. New The version system can fix many errors and BUGs, so you can give it a try.

4. The impact of water on iPhone fingerprint recognition, because water will have a great impact on the stability and accuracy of fingerprint recognition (Touch ID). In addition, sweat or grease on your hands may affect fingerprint recognition.

Solution: Wipe your hands and phone screen dry, and make sure your hands and screen stay dry.

5. In Settings-Touch ID and Password, fingerprint recognition fails due to unregistered fingers. If you test the fingerprint recognition system in "Touch ID and Password" in "Settings" of your mobile phone, when you When a finger is placed on it, if the finger has been registered, the corresponding finger button will light up to show that the finger has been registered. On the contrary, if it is not lit, it is not registered.

Solution: Just re-register a finger and give it a try.

Function settings

Screen and camera

The iPhone includes the media playback capabilities of the iPod and the Mac OS X operating system (iOS, Its original name is iPhone OS (renamed iOS since version 4.0), and an 8-megapixel camera. (The first and second generation are 2 million, the 3GS is 3.2 million, supports autofocus, the fourth generation is upgraded to back-illuminated 5 million, and the 4S released in 2011 is increased to 8 million and uses a 2.4f large aperture) In addition, the device has built-in gravity Sensor, iPhone4 has a three-axis gyroscope (three-axis gravity sensor), which can automatically adjust the screen display direction according to the user's horizontal or vertical holding method. It also has a built-in light sensor that supports adjusting the screen brightness according to the current light intensity. It also has a built-in distance sensor to prevent operations caused by accidentally touching the screen with your ear when making or receiving calls. The iPhone 4S and 5 released in September 2012 added a new camera mode - panoramic mode. In this mode, you can use iPhone 4S and 5 to take panoramic photos, and the panoramic photos can reach 28 million pixels.

Mobile phone, widescreen iPod and Internet device - iPhone combines three major functions into one. Through iPhone's multi-touch (Multi-Touch) technology, you can make calls and navigate between applications with just a tap of your finger. It's also easy. You can also copy and paste text and images directly from the website. It is also the world's first mass-produced commercial smartphone using a capacitive screen.

Supported languages

English (Australia, Canada, the United Kingdom, the United States), Chinese (Simplified, Traditional, Hong Kong Traditional), French (Canada, France), German, Italian, Japanese , Korean, Spanish (Mexico, Spain), Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, Greek, Hebrew, Hindi, Hungarian , Indonesian, Malay, Norwegian, Polish, Portuguese (Brazil, Portugal), Romanian, Russian, Slovak, Swedish, Thai, Turkish, Ukrainian, Vietnamese.

Secret function

1 Enter keywords and all relevant entries in your notepad and text messages will be searched out, regardless of whether you have deleted them or not! Solution: Go to Settings → General → Spotlight Search → Check the boxes you don’t want to search → Remove.

2 You can set up your iPhone input method to convert phrases or abbreviations into any word you want. Open Settings → General → Keyboard → Add a new keyboard shortcut, but there is no Jiugongge input method

ps: Starting from iOS7 Beta4, the Chinese iPhone can select "Jiugongge" in the Simplified Chinese input method to enable Jiugongge input .

3 If you want to save an image from a website to your phone, tap and hold the image until a menu pops up, then tap "Save Image" to save it to your phone.

4 You can switch the Do Not Disturb function in "Settings". Locking your phone while you sleep means you won't get notifications for messages or calls.

5 Use your voice to compose text messages, that is, click the microphone icon on the keyboard interface, and you can type the corresponding text just by speaking to your iPhone. This function is very accurate.

6 You can enable the Emoji keyboard, go to Settings → General → Keyboard → Select “Add New Keyboard” → Scroll the page to find the newly added input method → ??Click Add. If you want to use emojis, tap a button on your keyboard that looks like a globe.

7 If you want to quickly close an application, you can double-click the iPhone's Home button and the application will exit the desktop, or press and hold an application's icon until it vibrates, and then click the red circle to close the application.

8 Every time you add new contacts, emails, etc. to your phone, you can connect to WiFi to back them up to iCloud. Go to Settings→iCloud Storage & Backup→Enable this feature.

9 If you are reading a long list and want to jump back to the top of the page, just click on the time displayed at the top of the screen.

10 Using the iPhone's clock program, this is a rather cumbersome setup. There is actually an easier way, press and hold the Home button → until the Siri icon pops up → say "Set my alarm to anytime"!

11 You can control your music without opening a separate app. Double-click the Home button → scan desktop files → open music. The button on the far left can lock the horizontal and vertical orientation of the phone screen.

12When using the camera application, press the volume "+" button to turn on the snap photo mode. Press the middle button and the power button at the same time to take a screenshot.