Apple 1 1 How to change the number and send a short message?

AppleID account double authentication settings:

1. First, click the Apple ID account login page in official website and log in the Apple ID password.

2. Enter the account management page, and select the two-step verification option on the security side before use.

3. Then enter the answer to the security question of registering an Apple ID account for verification.

4. Click Continue to log in to your Apple ID account on the iCloud side of your device for verification.

5. Then add the electric number to receive the verification code of the short message, and click the Continue button on the input surface to select the verification device to receive the verification code.

6. Verify that the device receives the verification code input from Apple, and then click the Continue button to enter the step.

7. This page prompts to recover the key. Remember the key and enter the confirmation.

8. Check the consent information, and then click Enable Two-Step Authentication.

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IPhone 1 1 was released by Apple in 20 19.

Although the price is lower, the performance of this phone is the same as that of iPhone 1 1Pro, and it is equipped with Apple's latest A 13 processor. A 13 Bionic is a chip introduced by Apple and installed on iPhone 1 1, iPhone1/pro, iPhone 1 1 Pro max. Two high-performance cores, the speed is increased by 20% and the power consumption is reduced by 30%; Four performance cores, the speed is also increased by 20%, and the power consumption is reduced by 40%.

IPhone 1 1 is equipped with A 13 processor, which is no different from the other two models in performance. The difference is that iPhone 1 1 only has a rear dual camera, which is smaller than iPhone 1 1Pro. At the same time, iPhone 1 1 uses LCD screen, while iPhone 1 1Pro uses organic light-emitting diode screen; In terms of battery life, iPhone 1 1 doesn't come standard with a fast charging charger, but iPhone 1 1Pro comes standard with a fast charging set, which can provide stronger battery life.