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How to turn on iCloud Keychain on iPhone

Nowadays, many websites require you to log in to browse certain information, and remembering account information is not an easy task. . iCloud can now save your account names, passwords, and credit card numbers. Not only does it remember account information, the password generator also suggests unique, hard-to-guess passwords for your online accounts. Safari can automatically enter this information when you need to log into a website or check out for an online purchase. This feature is available on all iOS 7 devices and Mac computers running OS X Mavericks. And thanks to 256-bit AES encryption, your information is extremely secure. Sohow to turn on iCloud Keychain on iPhone?

1. First, you need to upgrade the iPhone system version to 7.0.3, go to Settings → iCloud Options → Keychain.

　2. Turn on the switch.

3. Enter the iCloud password in the pop-up box to log in.

< p>　4. Set a four-digit iCloud security code. This password is mainly used to synchronize your keychain on other new devices in the future. (Here you can also select "Advanced Options" to set a more complex security code mechanism. Those who are interested can do their own research, so I won’t go into details here)

　5. Next, the system will ask you to enter a phone number to receive the secondary SMS verification code for the keychain. Click Next to complete!