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Backup. A way to recover valid data from the system in a timely manner.
Backup is a method of replicating data in a file system or database system to restore the effective data and normal operation of the system in a convenient and timely manner in the event of a disaster or misoperation.
Backup storage** can be a logical drive (such as a hard disk), a separate storage device (such as a removable disk), or an entire disk library or tape library organized and controlled by an autochanger. It's a good idea to make three or more backups of your important data and place them in different locations for later storage.
Chinese name. Backup.
Foreign name. back-up
Back up the object. Files, data.
Function. Prevent data loss.
Basic meaning. Backup: Copying data from an electronic computer storage device to a mass storage device such as tape in order to cope with unexpected situations such as loss or corruption of files or data.
Discipline Definition. Explanation in the field of computing:
In the field of computers, in order to prevent the loss and damage of computer data and applications caused by computer failures, a copy of the program or file is stored separately in the original text. (Excerpt from Computer Science).
Backup classification. Backups can be divided into system backups and data backups.
1. System backup: refers to the loss of system files caused by disk damage or damage, computer virus or human error deletion of the user's operating system, resulting in the computer operating system not booting normally, so the system backup is used to store the operating system in advance for backup support after failure.
2. Data backup: refers to the user's storage of data, including files, databases, applications, etc., for data recovery.
Backup role. The role of backup is to be used for backup support, and for backup use.
Backup is the basis of disaster recovery, which refers to the process of copying all or part of the data collection from the hard disk or array of the application host to other storage media to prevent data loss due to system operation errors or system failures. Traditional data backup is mainly cold backup with internal or external tape drives. However, this method only prevents human failures such as operator errors, and the recovery time is also long.
With the continuous development of technology and the massive increase in data, many enterprises have begun to adopt network backup. Network backup is generally achieved through professional data storage management software combined with corresponding hardware and storage devices.
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The steps to restore a backup are as follows:
1. Open the utility on the phone interface and click Backup.
2. After opening the backup, select"Recovery"。
3. According to the location of the previous backup, select and select"Next"Can.
Huawei has 1Payment Protection Center: The built-in Payment Protection Center on Huawei smartphones can protect payment, **, and banking applications, and automatically detect, isolate, and repair malicious applications or operations when they are added to the Payment Protection Center, improving the security of use.
If you still feel that it is not safe enough, there is also Deep Protection, and the apps added to Deep Protection will not be able to take screenshots, screen recordings, etc. With the Payment Protection Center, you never have to worry about app security again2Tricks:
Here is a list of how to use all aspects of Huawei mobile phones, including photography, office, security, personalization, etc., each function provides dynamic demonstration, step-by-step explanation is displayed in great detail, click "Try Now" to go directly to the location of the function. With the skills of playing the phone, it can help us use Huawei phones better. 3.
Service: Service is a built-in app on Huawei mobile phones, which provides many functions, such as Huawei customer service, which can provide users with services in a timely manner; By upgrading the early adopter feature, you can experience Huawei's latest system updates in a timely manner. It also automatically detects performance ...... in all aspects of the systemThe power of this app is too powerful. 4.
Smart Vision: Smart Vision is a very useful feature of Huawei mobile phones, in any application interface, you can open Smart Vision by swiping your finger up from the bottom right side of the screen. It has four functions, namely scanning codes, translating, shopping, and recognizing things, which are very practical.
For example, in translation, the camera can be directly translated by pointing at the text to be translated, and it can be translated without taking a shot. 5.Healthy use of mobile phones:
This feature is in the settings. It shows you how you use your phone each day, how many times you've unlocked, how much time you spend on each app, and more. It can also limit the amount of time you spend using an app and how long you can use your phone, which is a great feature for undisciplined or kids, and can be a good solution to the problem of addiction to playing on the phone.
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If deleted files have been backed up or synchronized to HUAWEI CLOUD, you can use the backup or HUAWEI CLOUD to restore them. If you delete a file without a backup, it cannot be recovered, so be cautious when deleting files. It is recommended that you back up important files to a cloud service or other storage media.
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After the data of a Huawei phone is deleted, you can use HUAWEI CLOUD services to restore it, taking a Huawei G9 phone as an example, the specific steps are as follows:
1. In the settings interface of your phone, find the cloud service and click to enter.
2. After entering the HUAWEI CLOUD service, select the data you want to recover from the main list.
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Mobile phones have backups, and if you have backed up the data before you know it, you can't restore it if you don't have it.
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If you have backed up your data through Huawei Phone Assistant before, you can use Huawei Phone Assistant to restore your data.
Prepare to recover data:
1.The computer on which you backed up your phone's data.
2.The original data cable of the mobile phone, and make sure that the data cable connection is stable and not loose.
3.When you use Phone Assistant to restore data, the computer will automatically recall the backup on your phone, do not open the backup on your phone.
4.Make sure you can turn on Huawei Phone Assistant on your computer.
Part 1: Steps to recover data from a Windows computer through HUAWEI Phone Assistant:
1.Please click on the phone assistant page for data recovery.
2.Your computer will open the previous backup from the default backup location and select the data you need to restore to your phone.
3.Select the data you need to recover (select all by default), click Start Recovery, and the selected data will be restored.
4.Just wait for the recovery to complete.
Part 2: Steps to recover data from Mac computer through HUAWEI Phone Assistant:
1.Please click the HUAWEI Phone Assistant page Backup Restore, and click Restore in the right window.
2.Please click on the small circle on the right side of the list of records to be restored, select the records that need to be restored, it is recommended to select the most recent backup of the Sho Xiaochai, and then click Start Recovery.
3.Just wait for the recovery to complete.
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If the data is synchronized to the HUAWEI CLOUD, you can log in to the HUAWEI CLOUD and restore it.
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It can only be restored through synchronization, and cannot be restored without synchronization.
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On the desktop of the phone,Click on the folder "Utilities", click "Backup" and select "Restore", select the recovery location according to the file path of the backup, for example, the backup was on the SD card before, select "Recover from SD card" when restoring, and then click "Next" to display the records that have been backed up.
You can select the data you want to restore according to your needs, check it, and click "Start Recovery". If you have set password protection during backup, you need to enter the password, and if you don't have it, you can restore it directly.
Factory settings are restored to the default state at the factory time, such as start interface, standby mode, operation shortcuts, timing reminders and other functions are restored, and the saved parameter settings are cleared.
Factory settings. Restore the device or instrument's personal settings to the factory default state, such as the start interface, standby mode, operation shortcuts, timing reminders, etc., to the factory settings without erasing the stored data.
Ultra-clear box for mobile phones.
1.While the box is powered on (the first three seconds), please keep pressing the left remote button.
2.Use the remote control to adjust to the penultimate item, see RESET and click the OK button to confirm the factory reset.
3.Next, choose the fourth from the bottom, which is yes.
4.Next, just wait for the factory reset to complete, and finally on the initial interface, select the first item to restart.
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Can I still restore data with my phone "factory reset"?
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2.Click Backup & Restore to enter the System & Update interface, and click Backup & Restore to enter.
3.Click Backup Method On the Backup & Restore page, click Backup Method to restore.
Log in at ** too.
Ask a question and I'll give it a try.
Asking questions can't be resumed.
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Huawei phone factory reset, data can't be retrieved. Factory reset, important data to be backed up before restoring, can be restored. If you don't have a backup, you can't get it back.
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Is this question easier! I'm telling you that today's mobile phones are very smart! When you want to do a factory reset, you must first click on the backup file data to get the data back, otherwise there will be no more! You try it!
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If your Huawei phone is not backed up before the factory reset, then all the previous data has been erased and cannot be retrieved.
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After the mobile phone is restored to factory settings, except for the payment software that comes with the manufacturer, other data will be cleared and cannot be retrieved.
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If you need to back up important data on your phone before resetting your factory settings, you can use HUAWEI CLOUD services to automatically sync contacts, upload information, and other data to the cloud, or you can directly copy all the data on your phone to your computer through HUAWEI Assistant, and after restoring factory settings, open the backup tool again, click Restore, and follow the prompts to restore the data.
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Hello, if you don't back up, the data can't be retrieved, he will remind you when you clean the data, the data can't be retrieved, please back up first.
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Summary. Dear, I'm glad to answer your questions. Huawei phone can be restored after erasing data, and it can be recovered after the phone clears all data, taking Huawei phone P30, EMUI10 system as an example1, turn on the computer, and then install Huawei phone assistant.
2. Then open the Huawei Phone Assistant and touch "Wi-Fi" to connect wirelessly. 3. Make sure that the mobile phone and computer are connected to the same wifi network. 4. After that, enter the verification code received by your mobile phone and click "Connect Now" <>
Can I recover <> Huawei phone after erasing data?
Dear, I'm glad to answer your questions. Huawei mobile phone can be recovered after erasing the data, the mobile phone can be recovered after clearing the data, take Huawei mobile phone P30, emui10 system as an example1, turn on the computer, and then** and install Huawei mobile phone to help and make trouble. 2. Then open the Huawei Phone Assistant and touch "Wi-Fi" to connect wirelessly.
3. Make sure that the mobile phone and computer are connected to the same wifi network. 4. After that, enter the verification code received by your mobile phone and click "Connect Now" <>
<> my phone dropped, then I logged in on another Huawei phone to erase data, and now my phone is found, so I want to restore it.
1.You can erase all the data in the device by clicking on the Find My mobile phone app, and you can erase all the data in the device, before the account protection was turned on, and you need to enter the verification code to log in when you log in on the new device, and the data in the cloud will not be deleted when you operate to erase the data. 2. Visit the official website of HUAWEI CLOUD on your computer, log in and answer your HUAWEI ID, and go to Find My Phone to erase data.
Can you help me take a look.
Dear, follow my steps to do <>
Dear, hello, expand information for you: Huawei mobile phone can restore mobile phone data transfer after erasing data, and people who change mobile phones can transfer the data from the old phone to the new phone. If you change your Huawei phone, such as Mate9, you can first use the same app in your old phone, and then you can transfer the data.
Share wireless wifi, once the phone is connected to wireless wifi, the password of the wireless wifi can not be seen, your friends also want to connect to wireless wifi, in the EMUI system, just click on the WLAN in the settings, and a *** will appear, and your friend's mobile phone can be scanned. DTS sound effectClick to enter [Settings] - [Sound] - turn on [Headphone DTS Sound Celebration Match], the poor slip of the book can make the sound quality more realistic and full. (Some Huawei phones have this feature) <>
1: Enter the phone settings to restore the general Android phone, you can find the factory reset in the settings, click to confirm the restoration, the phone will be restarted, and wait for it to be completed. The detailed steps are: >>>More
Very good, the top feels similar to Samsung Apple, the speed is very close to Apple, the camera is very close to Samsung, but the speed is faster than Samsung, and the picture quality is stronger than Apple, but why Apple sells well, that is, Chinese people always feel that the moon abroad is better than the domestic garden, but you have to go to the United States to see, Americans have a lot of people using Huawei mobile phones, domestic people love face, speaking of this I want to laugh, a mobile phone of thousands of dollars to talk about face, big brother a watch is worth you ten Apple 6,,Chinese people really have everyone now.,Comment blindly without using it.,An untrue comment of yours will mislead tens of thousands of people.,You know? Be a person who knows, say what you don't know, don't comment,
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