How to do a hard reset on a Chinese Lenovo. Factory Mode on Android: what it is and how to get out of it. Factory Mode on Android – what to do

Let's talk about the mode Factory Mode on Android smartphones and tablets: what is it, why is it needed and how to use it?

Sometimes when working with a smartphone on Android based a situation arises when it freezes or suddenly turns off, and when you try to turn it on, the operating system does not load. Instead, several lines are visible on the display English letters on a black background. Many owners conclude that the smartphone is broken and take it to a service center.

What's happened

But there is no need to rush - if you have a level of knowledge slightly higher than the initial user, each user can test the smartphone, reboot the operating system or reset it to the original level (factory settings). To do this, you need to activate a special mode - Factory Mode.

Factory Mode literally means “factory mode”. This is a mode in which it is possible to perform a number of operations on the device that are not available in normal user mode.

How to open Factory Mode?

The Factory Mode menu can be forced. It also becomes active if there are any problems with the smartphone. If you want to call it yourself: you need to use the mechanical power, “Home” and volume keys. You can find exact information about the key combination on the smartphone manufacturer's website. Typically this is:

• Press the power and volume down keys (10-15 seconds).
• Press and hold the Home and Volume Up keys (10-15 seconds).
• Press these three buttons at the same time.

After this you will have access to various functions Factory Mode. There can be from 3 to 12 depending on the manufacturer and Android versions. The choice of one or another item is confirmed by the power key of the smartphone, and navigation between items occurs using the volume buttons. The most common Factory Mode features are:

• Full Test: full testing devices with all components.
• Signaling Test: GSM signal module test.
• Essential Test: Allows you to perform a basic scan of your device.
• Item Test: random testing.
• GPS: geolocation functionality check.

Depending on which item is selected, Factory Mode will provide diagnostic information about the smartphone, allow you to perform some actions on the operating system, or help calibrate basic parameters. For example, the Reboot function often allows you to unfreeze your phone or restore failed functions. It also allows you to exit the factory mode.

Before starting Factory Mode and performing diagnostic tests, the user must ensure that the battery has sufficient charge, as sudden shutdown power supply may cause serious damage. It is recommended to use this mode and keep the gadget on charge at the same time.

Factory Mode is in to a greater extent informational and allows you to eliminate some malfunctions operating system or the device itself. For more serious interventions there is a mode Recovery Mode, which we talked about in.

Factory Mode is a factory mode that helps you test your Android device and fix errors in its system. Let's take a closer look at what we're talking about and how to work with this menu.

1. Definition

Factory Mode is, in fact, special utility with the most simplified interface, which is built into the firmware of a smartphone or tablet. It performs two tasks: testing and configuration.

Important! Recovery Mode and Factory Mode are completely different things that perform different functions.

The menu may have 3-10 items depending on the model of the device and its company. In some Chinese devices there are 3-4 points, with which you can perform a full test and find out the version.

If we are talking about good, expensive gadgets, there will be up to 10 points there. Accordingly, such a menu has many more functions. Factory Mode looks something like what is shown in Figure 1.

So, we figured out what it is. Now let's talk about working with the menu.

2. How to login

On different devices Android may have different combinations to start the factory mode.

Here are just a few of them:

• “keyboard lock” + “volume down/up”;
• “keyboard lock” + “volume down” + “volume up”;
• “home” + “volume down/up”.

Also, when certain device glitches occur, it automatically enters this mode. You will recognize it by the inscription at the top.

In fact, this is a very dangerous symptom that indicates that the operating system cannot boot. In this case, the OS itself offers to carry out full testing and error correction. As a last resort you will have to do full reset. There is also a necessary item for this in the factory mode.

Now you know what to do to get into Factory Mode. Let's talk about what can be done in this mode.

3. Functions

Here is a list of the functions that are most often found in different versions Factory Mode:

• Essential Test – the main testing mode (extremely rare);
• Full Test (or Auto Test) – full testing of a smartphone/tablet, during which all possible operating parameters will be tested;
• Item Test – testing only those parameters that the user chooses independently;
• Signaling Test – testing the SIM card and communication in general;
• Debug Test – enters debugging mode;
• Test Report – displays the results of the last test;
• GPS – testing the geolocation function;
• Clear eMMC – complete reset of device settings and memory;

Navigating through menu items is done using the volume down and up buttons (down and up, respectively) and the keyboard lock.

4. How to exit Factory Mode

If you entered Factory Mode forcibly, that is, you did not call it by pressing the appropriate keys, you must complete all the tests and only then exit.

And if you decide to experiment, then you can exit this mode by selecting the “Reboot” item, that is, reboot. Everything is extremely simple.

There is often a situation when smartphone users end up in Factory Mode on Android and don’t know what to do about it. Factory Mod is a factory mode that allows you to test the settings of your smartphone. Simply put, inside the Android version there is built-in firmware containing an editing utility. Experimenting with Factory Mode must be done with extreme caution, as there is a possibility of losing all data on the smartphone.

Screenshots

What can you do in Factory Mode?

Using Factory Mode is available to the user at any time. It is possible to test any component of the smartphone, up to rolling back the Android operating system. Factory reset mode is useful because it can bring your phone back to life when failed update OS.

In addition, the user can conduct tests of gadget elements to check their performance, as well as measure the performance of the phone’s sensors.

Switching to factory mode allows you to change such technical specifications device like:

• sound;
• sensitivity of touch elements and mechanical buttons;
• Android operating system;
• memory;
• backlight brightness.

In addition, clearing the cache and flash drive and calibrating the device will become available.

Menu items

Factory mode has two language packs: English and Chinese. The English interface is considered the most common. Depending on the phone brand, the factory mode has a different menu.

Below are the main points that the user will encounter on every smartphone:

At the end of the test, two message options may be displayed:

• test pass – successful;
• test fail - unsuccessful.

How to enable?

Symptoms of turning on factory mode:

• the appearance of a translucent window with the message “Factory mode is on!!!”;
• turning off Wi-Fi;
• inability to use the services of a mobile operator;
• Pressing the power button turns off the gadget.

Enabling Factory mode is possible in two cases:

• when pressing a combination of buttons;
• the operating system refuses to boot.

Typically, the second option occurs unintentionally. For example, if the user wants to get Root rights or update the system.

Enabling factory mode varies depending on the brand of phone.

Typically this happens like this:

• press the volume rocker button (up/down) together with the phone's power key;
• hold for 10-15 seconds.

In some devices, startup is done using three buttons. A combination of volume rockers, power and home buttons is used. After the completed operations, the user switches to factory mode. Moving through the list is done by pressing the volume buttons or touching your fingers. The “select” key is responsible for the on/off button.

Two-button mode control is relevant in phones:

• Samsung;
• Lenovo;
• Sony;

Three buttons are used in devices such as:

• Vega;
• Prestigio;
• Lenovo a390;
• Explay;
• Dexp.

Below is a video clip demonstrating instructions for entering Factory Mode for Lenovo S650. Author of the material: computer channel PC Help.

How to get out of it?

To exit factory mode you need to follow these instructions:

1. Select "Reboot system now".
2. You will exit Factory mode. The device will reboot and return to normal mode.
3. If nothing helps, then the system partition is most likely damaged.

How to restore the system partition?

Recovering a system partition on Android is not easy. Before you begin resuscitation of the device, you need to make a backup copy in advance. This can be done by connecting the phone to the computer via a USB cable.

If backup available, then do the following:

1. In factory mode, select "Clear eMMC/wipe data/factory reset".
2. A list of restore points will be presented. Specify the one you need. It is recommended to choose the penultimate or last one. Press the "Power" button to confirm.
3. Wait a couple of seconds. The smartphone will restore the system and return you to normal mode.

If there is no restore point, follow the instructions below:

1. With the help file manager(For example, Root Explorer) find the folder system partition. Path: efs/FactoryApp. There is a "factorymode" file there.
2. Open this document using a file manager. This can be done from a computer through a text editor.
3. Find the line with the “ON” symbol. This means factory mode is enabled.
4. Change the value to "OFF". Be sure to save your changes.
5. Copy the file to your smartphone if the operation was performed from a PC.
6. Reboot your phone.

After this, the device will go into normal mode.

It is important to remember that it is not recommended to perform phone restoration operations. The user must have a clear understanding of the factory mode. The appearance of Factory Mode is not always a plus, since it may be system damage to the smartphone. At correct use mode, it is possible to conduct tests to check the quality of the device.

The need to reset settings on Android can arise in completely different situations: the device has started to freeze, or you simply cannot unlock it. And if no action helps solve the problem, Hard Reset– this is a real opportunity to restore the functionality of the device. From the article you will learn what to do.

(!) If you forgot graphic key, PIN or password, please read these instructions first: and .

Well, if after these manuals you still need help with unlocking or you have other problems with the device, read this article carefully. It is worth noting that after a Hard Reset, only data from the internal memory will be deleted from the phone or tablet. SD files, photos, music, videos, etc. will remain untouched.

Method 1. How to reset settings on Android via Recovery

The first method is relevant for those whose device does not turn on at all, is malfunctioning, or needs to regain access to the smartphone system:

1. Turn off the device.

2. Now you need to get into Recovery mode. To do this, you need to press and hold a certain key combination until the screen lights up. Depending on the device manufacturer, the combination may differ:

• Volume down + power button
• Volume up + power button
• Volume up/down + power button + home button
• Volume up + volume down + power button

How to enter Recovery Mode on phones of various brands is written in.

Using the volume up and down buttons you can move up and down respectively, and confirm your choice with the power/lock button. In newer devices Recovery menu may be sensory.

3. Select “wipe data/factory reset”.

This way you agree to clear the internal memory of your smartphone/tablet.

5. And at the end " reboot system now".

The whole process will take no more than a minute. After all actions Android phone or the tablet will reboot - factory settings will be restored. You will receive the device as it was when you first started it.

Meizu Recovery Mode

Meizu made their own recovery mode instead of the classic Recovery. To get into it, use the combination “ON” + Volume “UP”. Just check the box " Clear data" and click "Start".

Executing Wipe from Recovery on Xiaomi

Engineering Xiaomi menu loads when you hold down the Power and Volume “+” keys. It is available in several languages ​​- to switch from Chinese to English, click:

1. Select "Recovery"

2. Click “OK” if you are going to enter Recovery mode.

3. Click " Wipe data" Here the sensor does not work, use the Power and Volume keys to select and move.

5. Confirm by clicking "Confirm".

6. The device will inform you that Wipe has been successfully completed. Open the main menu.

7. To reboot your smartphone, select “Reboot”.

8. Then “Reboot to System”.

Method 2. How to do a Hard Reset through settings

1. Go to Android settings.

2. Open the “Backup and Reset” item. Don't forget to complete.

3. Select Factory Reset.

4. Then click "Reset phone (tablet)".

5. If a pattern or password is installed, you need to enter it.

6. Finally, click “Erase everything”.

After this, all data from the internal memory of the device will be reset.

On Android 8.0 Oreo and higher

The Settings menu in Android 8.0 has undergone major changes. Now the “Reset to factory settings” function is located in the “System” → “Reset” section.

On Meizu

In Flyme OS, the path to the function is different from stock Android: Go to Settings → About phone → Storage → Reset settings.

Check "Delete data" and click "Recover".

On Xiaomi

MIUI feature Factory Reset the developers hid it in " Additional settings» – watch the video instructions:

On Xiaomi smartphones The USB drive is also cleared, so make sure to create a backup in advance if you want to save photos, audio and other files.

Method 3: Factory reset on Android

This method is even simpler than the previous ones. In the dialer, dial one of the following. Perhaps none of them will work, it all depends on the manufacturer:

• *2767*3855#
• *#*#7780#*#*
• *#*#7378423#*#*

Also try entering these codes into “Emergency Call”.

4. Perform Hard Reset from Fastboot mode

Clear internal Android memory devices can be used using Fastboot utilities for a PC, when the device is loaded in the mode of the same name (if there is one on the smartphone). About installing and launching the program, as well as ADB and USB drivers, told in. On devices such as Nexus, Pixel, Huawei, HTC, Sony, Motorola, the latest LG, you must first unlock the bootloader:

• On Nexus - with fastboot oem unlock command
• On Nexus 5X, 6P and Pixel – activate the “OEM unlock” option in the “Developer options”, use the fastboot flashing unlock command
• For others, you additionally need to obtain an individual code on the manufacturer’s website

(!) Unlocking Bootloader is done via Fastboot and immediately makes Wipe. In the future, to reset the phone, just follow the steps in the instructions.

Place the device in Fastboot mode. There are 2 ways:

First. Turn off your smartphone. Then press and hold the “ON” + Volume Down buttons until Fastboot mode. This keyboard shortcut may vary depending on the manufacturer.

Second. Carefully study how to work with ADB and Fastboot, the link to the article is above. Connect your phone to your computer by activating USB debugging (see). Then enter adb command through command line(or PowerShell on Windows 10) running as administrator and press “Enter”:

To Windows PowerShell completed this command, add at the beginning:

It will turn out like this:

The device is loaded in firmware mode. To erase data, just run one of the commands (don't forget to add .\ when using PowerShell):

To reboot the device use:

5. How to delete data from your phone using the Find Device service

Google developed special service "Find device", with which you can not only track your phone, but also reset its settings. To do this, the device must be connected to the Internet.

2. Google will find devices linked to this account. Click Erase Data.

4. Confirm your selection by clicking Clear.

As a result, the internal memory on the smartphone or tablet will be cleared.

6. If TWRP Recovery is installed

Unlike standard mode recovery, custom allows you to reset specific partitions, and not all settings at once.

To do this, open “Wipe” in the main menu.

If you just want to do a Factory Reset, drag the slider to the right.

If you want to format specific sections, select "Advanced Wipe".

Mark the sections that need to be cleaned and swipe to the right.

For reboot Android Click "Reboot system".

That's it. In fact, there shouldn’t be any difficulties with resetting settings on Android; the whole process will take no more than 5 minutes.

(4,80 out of 5, rated: 25 )

Useful information about the Factory menu Mode on Explay Fresh smartphone

What's happened - Factory Mode(translated from English - factory mode)? This is a pre-installed utility for testing and configuration smartphone. Upon entering Factory Mode it is possible to test as a separate element of the gadget (GPS, memory), and the entire smartphone generally. It is a menu with 9 items - Essential Test,TP Upgrade,PCBA Test,Full Test,Item Test,Test Report,Signaling Test,GPS,Reboot. Moving through the items is done with the sound button, selection is done with the Menu touch key.

How to get to the menu Factory Mode :

1. Turn off your smartphone. For guaranteed entry you need to remove and insert back battery. If it is not turned on, then the battery does not need to be removed.

2. You need to press the bottom edge of the sound button ( Volume-) and without releasing, press the power button ( Power). Hold for a few seconds until the splash screen appears Fresh.

3. When the splash screen appears, release Power, but keep Volume- until the menu appears Factory Mode.

Here is information on some menu items Factory Mode
Essential Test- O main test ;
TP Upgrade— touch panel update;
PCBA Test — ?;
Full Test— full test of the smartphone;
Item Test— selective test;

Test Report— test report;

Signaling Test— SIM card signal test;
GPS— GPS test;

As already written above - move through the items in Factory Mode you can use the sound button, select using the touch key Menu. To return to the main menu - touch key BACK or by selecting in some item windows - BLACK. There is very little information on the Internet and it is limited only to listing the main points Factory Mode. Some points are disclosed in additional menu (Item Test, Test Report), some run the test immediately ( Full Test)…

To be continued…

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