How do you adjust the screen back when it goes black, and how do you adjust it when the screen is bl

Hello. Taking Huawei mobile phones as an example, double-clicking the screen turns black because the super power saving mode is turned on, and after the super power saving mode is turned on, only some apps on the phone can be used, the phone's icon and text will turn white, and the background will become black. Simply click on the exit button in the top right corner of the page to exit.

Huawei Technologies **** is headquartered at Huawei Base in Bantian, Longgang District, Shenzhen, Guangdong Province, China. Huawei was officially incorporated in 1987 in Shenzhen, China. In 2007, the contracted sales were 16 billion US dollars, including overseas sales of 11.5 billion US dollars, and it was the first in China's domestic electronics industry in terms of profit and tax payment that year.

By the end of 2008, Huawei had covered more than 100 countries and regions in the international market, and 45 of the world's top 50 telecom operators had used Huawei's products and services. Huawei's products and solutions have been used in more than 150 countries around the world, serving 45 of the world's top 50 carriers and 1.3 percent of the world's population.

The computer screen is black, you can do it like this: win7810 restore the system, right-click on the computer to select attributes, select system protection on the right side, system restoration, follow the steps to do it, if there is a restore software, the image backup that comes with it, and the backup, you can also use the software, image backup to restore the system.

If it can't be turned on or the boot card is dead:

Try to turn on and off repeatedly, try for a period of time, you really can't reinstall the system, if you can't reinstall it, spend 30 yuan to find someone to repair there to help you.

When the screen turns black, you can adjust the brightness appropriately, so it's nothing more than a waste of power, so that you can achieve better results.

How to adjust the black and white of the mobile phone screen.

Recently, a win7 system user when using the computer, found that the computer screen turned black, even if the desktop background was changed, as long as the restart will still turn black, the user does not know how to solve it, so it is very distressed, so what to do if the win7 screen becomes black? Today I will bring you the solution to the win7 computer screen turning black.

How to fix the computer screen going black:

The computer screen goes black.

The computer screen goes black.

The computer screen goes black.

The computer screen goes black.

The computer screen goes black.

Here's how:Tool: Huawei P20

Operating system: EMUI

Procedure: Settings.

1. First, click [Settings] on the desktop, as shown in the figure below

2. Click [System], as shown in the figure below

3. Click [Developer Options], as shown in the figure below

4. Scroll down the page and find "Simulated Color Space", as shown in the following figure

5. Click [Simulate Color Space], as shown in the figure below

6. Click [Close], as shown in the following figure:

7. The setting is completed, as shown in the following figure:

8. Return to the desktop and find that the color has changed back, as shown in the figure below

White is the day mode and black is the night mode, which can be adjusted in the settings.

1.Turn on your phone.

2.Click on "Me" in the toolbar below.

3.Once you're in, click on "Settings".

4.Selecting "Night Mode" to gray will change to Day Mode with a white background.

Other. 1.To turn off the brightness auto-adjust function, you can adjust the screen brightness by pulling down the top curtain menu - remove the brightness auto-check.

2.Back up your phone's data (**thin, SMS, multi**data, etc.), and restore your phone to factory settings.

Try (Settings - Reset - Factory Reset).

Other. 1. You can go to the mobile phone settings - brightness and turn on the switch of "Automatically adjust screen brightness" to try;

2. After the automatic adjustment of screen brightness is turned on, the brightness of the mobile phone screen will automatically change with the environment of Zhou Zhaoqi's return;

Step 1: Check whether your Huawei phone has e-book mode turned on, and if so, tap Close.

Then check if dark mode is turned on, if it is, you need to click to turn it off.

If there is no problem with both of the above checks, you need to open "Settings" on the desktop of your Huawei phone.

Then find the word "System" and click on "Developer Options".

Once in the developer options, look for "Simulate Color Space", click on "Simulate Color Space", look for the "Off" option in the tab that pops up, and click "Close".

In this way, we can successfully turn the black of the Huawei phone back to color.

Summary: Check if the eBook mode is turned on.

Check if dark mode is turned on.

If not, then.

1. Open Settings on your Huawei phone.

2. Click "System" at the bottom.

3. Click on "Developer Options".

4. Click "Simulate Color Space".

5. Click "Close".

6. Return to the main interface and return to the normal color mode.

The phone screen has turned black, and the method of adjusting it to white is as follows:Tools: Apple 12 phone, iOS 14, phone settings.

1. First of all, open the phone settings.

2. Click Display & Brightness.

3. After entering the page, click to turn off automatic.

4. Click on the light color to complete the recovery.

Benefits of phone screen discolorationAlthough the battery capacity of the current mobile phone is increasing, it still can't withstand heavy use, and in dark mode, it has a good power-saving effect for the mobile phone with the LED screen, which can prolong the time of the mobile phone to make the sun cavity. The second function is to prolong the service life of the screen, the screen will be lit up for a long time will cause the screen to deteriorate, yellowing, dark mode to a certain extent to reduce the brightness of the screen, and then prolong the service life of the screen.

There are two ways to turn the brightness of your computer display back in full black:

Method 1: 1Open Personalization On the computer desk pie rock face, right-click the mouse button, and in the pop-up window, open Personalization.

2.In the Personalization Options Settings, select the High Contrast Settings option of the relevant settings on the left, and in the High Contrast Settings Options, in the navigation bar on the left, select the Color Filter to enter the Color Filter Options.

3.Turn off the color filter status to see if the color filter option is on, if it is, you need to turn off the color filter to restore the computer color to normal. The option can be set to the Dust Sell Royal shortcut key to turn it on or off.

Method 2: Select Color Settings to view Intel graphics settings, select the monitor below, and select Color Settings on the left.

Set the saturation to 0 In the color settings, you can set four options such as brightness, contrast, hue, saturation, etc., if there is a problem with the saturation setting, the computer screen will be displayed as black, you just need to set the saturation to 0. <>

Brand model: Huawei P50

System: HarmonyOS

When the screen is set back, you need to turn off the dark mode in the settings display and brightness interface. Taking Huawei P50 mobile phones as an example, there are 3 steps to set the screen back when the screen is black, and the specific operations are as follows: 1 Tap Display and Brightness In the settings interface, touch Display and Brightness.

2 Tap Dark Mode In the Display & Brightness screen, tap Dark Mode.

3 Turn off dark mode In the interface, turn off dark mode.

There are two possibilities for the phone screen to go black.

The first is to set the manual control brightness, and then accidentally set the brightness to the lowest, at this time the phone is good, but because the brightness is too low, it can't be restored.

You can go to a very dark place, or at night, see the screen display, and readjust the brightness.

The second is that the screen is broken, and there is no other way to solve this situation, only by changing the screen.

Operating phone: Huawei Mate40

Operating system: The phone screen is black, and the specific operation is as follows:

1. Turn on your Huawei phone and tap the Settings icon.

2. In Settings, select the options for Display and Brightness.

3. Click the switch behind the dark mode to turn it off.

4. Return to the main page of the mobile phone to see if the screen is still black, if not, it means that it is adjusted.

Huawei's mobile phone answering machine commonly used mobile phone skills:

1. The large-screen mobile phone becomes a small screen in seconds, and there is a navigation bar below the phone, swipe left, small screen mode on the left, swipe right, small screen mode on the right.

2. Screen-off snapshots, in the screen-off state, directly double-click the volume down button to quickly take a photo.

3. Hide the app, you can point out, click Add, you can hide the app.

4. If you don't have a special setting for the magazine lock screen of your mobile phone, it is generally turned on by default to run in the background of the mobile phone, and the information of the screensaver is constantly updated, which consumes the power and memory of the mobile phone.

5. Huawei mobile phones provide a mobile phone cloning function, which can directly clone the data from the old mobile phone to the new mobile phone with one click, which is very convenient. Find System & Update in the phone settings, click on it, and then we can see the phone cloned. This phone clone can not only clone between Huawei phones, but also clone the data family of other brands of mobile phones to Huawei phones.