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When the iPhone text message is displayed, there may be two kinds of text messages: "Contacts vs. Normal SMS" and "Not in Contacts".
This happens because the Filter Unknown Sender switch is turned on under the Messages.
When the Filter Unknown Sender switch is turned on, iMessage notifications from non-contacts will be turned off and the messages will be categorized separately, if you don't want to see the "Not in Contacts" display, just turn off the switch after "Filter unknown senders".
The steps are as follows:
point settings; point information;
Find and filter unknown senders and turn off the beginning at the end.
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There are several reasons for this:
1. The other party pulls you into the communication blacklist;
2. The other party is on the phone;
3. The other party is inconvenient to answer**, and the prompt sound after hanging up;
4. The signal of the other party's place is not good, resulting in an error prompt;
The blacklist of mobile phone contacts can be set in software such as Mobile Manager.
Blacklists are used to evade or dodge calls that are being stirred up or don't want to be connected, and blacklists are the best helpers.
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When the text message of the Apple mobile phone is displayed, the file splitter may have two kinds of text messages: "Contacts and ordinary text messages" and "Not in the communication line". This happens because the "Filter unknown senders" switch is turned on under the message.
When the Filter Unknown Sender switch is turned on, iMessage notifications from non-contacts will be turned off and the messages will be categorized separately by turning off the switch after "Filter Unknown Senders".
The steps are as follows:
Click "Settings" - "Info".
Find the filter unknown sender and turn off the switch at the end.
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Contacts suddenly have no contact recovery method:
1. Use QQ contacts to recover.
Our Tencent QQ software can not only play the role of social stool communication, but also play the role of backing up the address book. Users who have used QQ for a long time should know that there is a backup function hidden in the QQ "Contacts" function, open QQ Contacts, click "Backup and Restore", this function can back up the phone's contacts. When you back up your QQ contacts in advance, and your phone's contacts are gone, don't worry, log in to QQ, click on your contacts, and then select [Restore], and the missing contacts will be completely restored.
2. Take advantage of the iCloud function.
The most commonly used phone backup function is iCloud, which can synchronize and back up the phone's contacts. So here it is recommended that Apple mobile phone users can use the iCloud function to recover the contacts that suddenly disappeared. As long as you turn on the iCloud backup function in advance, your mobile phone number stored in the address book will be uploaded to iCloud cloud disk synchronously, when you need to restore, log in to your own, and then restore it in iCloud cloud**.
3. Make use of Recovery Master.
The above two methods are mainly recommended to back up your address book, if you don't have the habit of backing up, then don't worry, there is also a professional technical recovery. You can open the App Store to search for Recovery Master, and then install it into your phone. This recovery method is the simplest and quickest, and it is also a safe and professional recovery method, which is more reliable than backing up data.
Contacts Protection:
1. Now many people don't care about the installation of mobile phone software, whether it is the official version or not, in fact, when installing, patiently look at many software will have access to the address book permission, the address book is a very important file information.
3. There are also some mobile phone viruses, such as the virus that spread very quickly some time ago, which is spread by obtaining the address book, so we must develop a good habit of regular antivirus, and we can use the Tencent mobile phone manager protection monitoring function.
4. After turning on the protection monitoring, you can see the virus detection and killing function, click directly, and wait a few seconds to complete a detection of the mobile phone to eliminate the hidden dangers of the mobile phone. <>
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