Questions about the BL lock of Xiaomi phones

There are some small misunderstandings, even if you lock BL, you can't find the location of the phone, it's very simple, just turn it off.

As for the person who stole or picked up the mobile phone, take it to hard solution, or short-circuit the motherboard into Qualcomm mode and force the brush, that is the business of selling the stolen goods, in short, you can't get it back, even if you call the police, it will be because the value is too low and the cost of handling the case is too high, only file a case for registration, and will not really check, fortunately it was caught, and the mobile phone was recovered, which will notify you to get the mobile phone back, but unfortunately the probability is too low. Not only Xiaomi, but also Huawei and Apple have lost everything.

Let's get down to business.

Sell second-hand millet, of course, remember to quit the Xiaomi account, if there are other Xiaomi software on the phone, remember to quit together, or uninstall it if you can uninstall it.

People who have bought second-hand millet can still apply to unlock BL by logging in to their Xiaomi account.

1. If you log in to your Xiaomi account when you swipe online, then use this account to re-unlock BL

2. If you don't log in to your Mi account when you brush the line, then which Mi account you use to log in will use which Mi account to unlock BL

Regarding third parties, yes and why? Because you don't unlock BL, you can only use the official REC, the official REC does not support flashing in third-party ROMs, only after unlocking BL and flashing into the third-party REC, you can swipe any ROM package, including third-party and official ROMs (note that it is a card swiping package).

That's right. That's the way it is, but it takes time to apply for unlocking. But what are you unlocking it for?

Xiaomi mobile phone to check whether there is a BL lock steps:

2. Next, in the page that opens, click to select the "Developer Options" menu.

3. Next, in the page that opens, click on the menu item "Device Unlock Status".

4. Finally, you can see that the current device is unlocked on the page.

1. After the Xiaomi phone BL is unlocked, after the phone is lost, others can clear the phone password and Xiaomi by flashing the phone.

3. BL lock is the abbreviation of bootloader, which is a small program that runs before the operating system kernel runs. It is responsible for loading the hardware initializer and starting the system processes at boot. Before unlocking the BL lock, the user is not free to perform the brush operation and the root operation.

In order to ensure the security of the phone, the official set the BL lock of the phone. In the case of an unresolved BL lock, the user cannot flash the machine or gain access to the root by himself. Lock the bootloader, you can't flash the machine at will, different versions may need different versions of the bootloader (usually the higher the Android version, the higher the bootloader version).

5. Beijing Xiaomi Technology Co., Ltd. (hereinafter referred to as Xiaomi), founded in April 2010, is an innovative technology enterprise focusing on the construction of high-end smart phones, Internet TVs and smart home ecological chains. "Born for fever" is Xiaomi's product concept.

Xiaomi pioneered the development of mobile phone operating systems with the Internet model, and enthusiasts participated in the development and improvement model.

Here's how to unlock the BL lock:Tools Raw materials.

Xiaomi 10s.

Android. Set up.

1. Take Xiaomi mobile phones as an example, click "Developer Options" on the mobile phone and select "Device Unlock Status".

2. Enter the window and click "Bind Account and Device".

<>4. Click the "Noisy Limb Unlock" tab in the upper right corner of **, and click the "Unlock Now" button.

5. Enter your name, mobile phone number, reason for application, etc., and click "Apply Now" to wait for a while.

<>7. Manually enter and password, log in.

8. Wait for verification.

9. The pop-up asks the phone to enter bootloader mode.

10. Press the volume down button of the mobile phone and press the power button at the same time for three seconds, and then wait for the Android robot to appear, and connect the mobile phone with the computer.

11. The window of the connected phone pops up, click "Unlock".

12. A security prompt pops up, click the "Confirm Unlock" button.

13. Verify the device information and unlock it, the process takes a short time.

14. The unlock window pops up, click the restart phone button, and then dial the data cable to complete.

Xiaomi mobile phone to check whether there is a BL lock steps:

2. Next, in the page that opens, click and select the "Developer Options Li Han" menu.

3. In the open page, click and select the "Device Unlock Status" menu item.

4. Finally, you can see that the current device has been unlocked next to the loss on the page.

Method steps.

Step 1: First of all, the cuties should first enter the mobile desktop of their Xiaomi mobile phones, and then open "Settings" to enter the system settings interface.

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Step 2: After entering the system settings, you need to find "My Device" in the System and Device column, and then click on the "All Parameters" option.

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Step 3: At this time, the cuties should keep clicking on the "MIUI version number" until "Already in developer mode" appears.

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Step 4: Next, the cuties will open "Developer Options" and then click "Device Unlock Status" in Developer Options

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Step 5: The cuties should connect their mobile phones to their computers, and their mobile phones should be in fast boot mode, that is, only in robot mode. Search for the Xiaomi phone lock program in your computer browser, **Open.

Please click Enter a description.

Please click Enter a description.

Step 7: Finally, the cuties look at the device lock status page of the mobile phone and will find that the mobile phone has been locked and is already in a safe state.

Please click Enter a description.

end to conclude.

1.Open settings.

2.Open "My Devices" and go to "All Parameters".

3.Enter developer mode.

4.Check the device lock status.

6.Run the program.

7.Successfully locked.

Xiaomi mobile phone to check whether there is a BL lock steps:

2. Next, in the page that opens, click to select the "Developer Options" menu.

3. Next, in the page that opens, click on the menu item "Device Unlock Status".

4. Finally, you can see that the current device is unlocked on the page.

1. If your current system is a development version, you can go to the Security Center - Authorization - Root Permission, if it prompts you need to unlock fastboot, then you have not unlocked it, otherwise it means that you have unlocked your phone.

2.If you have logged in to your Xiaomi account and turned on the [Find Your Phone] function, it is a flash lock.

At this time, after flashing the phone and then connecting to the Internet, the phone will be locked by the Xiaomi cloud service and requires it to be unlocked before it can be used.