How to set the screen dimming time, how to dim the screen brightness of the phone automatically

The mobile phone supports adjusting the automatic lock screen time, you can open the settings - display - the screen automatically turns off - 15 seconds 30 seconds 1 minute, etc. - you can select the time.

If you are using a Huawei phone and the screen of your phone will dim automatically, you can do the following:

1. Open and exit the app, or the screen brightness will automatically change during the use of the app.

1.It may be because you have turned on the auto-adjust brightness switch, when turned on, the phone will judge the current ambient light brightness according to the ambient light sensor on the top, and automatically adjust the screen brightness to make you feel more comfortable when using it (when the ambient light sensor is blocked, the screen brightness will be reduced), which is normal. If you want the screen brightness to remain unchanged when using your phone, please search for and go to Display & Brightness Brightness in the settings, turn off the auto-adjust switch, and adjust the screen brightness to the brightness you need.

2.If your screen brightness automatically dims when you open and exit the app, it may be because:

a.The app itself adjusts the brightness of the screen. The permission of system brightness adjustment is open to third-party applications, and some applications (such as **** device, reader, payment application, etc.) can manage brightness.

b.In order to reduce the power consumption of the mobile phone, the system appropriately reduces the brightness for some application scenarios, bringing a better comprehensive experience of display and power consumption. For example, when you open apps such as WeChat, browsers, contacts, and SMS, the brightness will be automatically adjusted even if you turn off automatic brightness adjustment.

This is designed for ease of use, so please feel free to use it.

3.If your phone heats up during the use of the app, the screen brightness will automatically dim because the phone will reduce the brightness appropriately to reduce the heat in order to avoid excessive temperature (CPU, battery, antenna, etc.), and the screen brightness will return to normal after the temperature is reduced. This is designed for ease of use, so please feel free to use it.

2. Turn on the automatic brightness adjustment, and the screen brightness is relatively dark.

Please perform the following steps:

1.Check the location of the ambient light sensor on your phone for film or foreign objects.

2.In a dim environment or a single light source environment, the ambient brightness recognized by the mobile phone is relatively low, so the system brightness adjustment is dark. It is recommended that you manually adjust the brightness to the appropriate brightness.

3.Check the ambient light sensor and back up important data (third-party apps such as QQ and WeChat need to be backed up separately) and bring the purchase voucher to the Huawei Customer Service Center for maintenance.

Turn off the screen brightness auto-adjustment switch, and the screen brightness will change automatically;

Turn on the screen brightness automatic adjustment switch, and under a fixed light source (such as a flashlight), the brightness of the screen will switch back and forth significantly.

3. After the call is completed, the screen lights up slowly when the phone leaves the ear (not applicable to HUAWEI Mate40).

In order to prevent the proximity light sensor from mistakenly detecting that the screen lights up during a call when the phone is far away, and the power consumption increases, the phone has added an anti-shake function, and the screen will slowly light up when the phone is far away from the ear when the call ends.

Make an appointment for service. Huawei Customer Service Center.

Repair spare parts** inquiry.

If you are using a vivo phone, the screen brightness will automatically dim (the screen brightness will automatically decrease) when the phone is hot

In order to prevent the temperature from continuing to rise, the built-in protection function of the mobile phone will automatically reduce the screen brightness to reduce the power consumption of the mobile phone, thereby reducing the heat generation and ensuring the safe use of the mobile phone.

Specifically, you can enter the vivo official website vivo**app--my--**customer service or vivo official website web version--scroll bottom--**customer service, enter manual customer service to enter the consultation and understanding.

Apple lock screen color darkens due to the following reasons:1Auto lock screen settings:

If your Apple device is aware of the automatic lock screen feature and regrets not touching the device after the time interval, it will cause the screen to dim gradually, causing the lock screen to dim. 2.Low Power Mode:

When Apple devices enable Low Power Mode, the screen brightness will be automatically adjusted to save power, which may also cause the lock screen color to darken. 3.Backlight settings:

If you have manually adjusted the backlight settings of your Apple device, it may cause the lock screen color to darken. To solve this problem, you can try the following methods to solve it:1

Turn off the auto-lock function: Go to "Settings" - "Display & Brightness" - "Auto Lock" to turn off the feature or set the time interval to be longer. 2.

Turn off Low Power Mode: Go to "Settings" - "Battery" and turn off Low Power Mode. 3.

Adjust the backlight settings: Go to "Settings" - "Display & Match Brightness" to adjust the backlight to a brighter position.

The automatic dimming of the screen is generally caused by turning on the automatic brightness, and the following is a solution to the Huawei Enjoy 20 system:

1. Turn on your phone, find Settings and click to open.

2. Find the display settings and click Open.

3. Finally, click the switch that automatically adjusts the brightness.

Fourth, after the switch is grayed out, the function is turned off, and the brightness will no longer be automatically adjusted.

The automatic dimming of the screen is generally caused by turning on the automatic brightness, and the following is a solution to the Huawei Enjoy 20 system:

1. Turn on your phone, find Settings and click to open.

2. Find the display settings and click Open.

3. Finally, click the switch that automatically adjusts the brightness.

Fourth, after the switch is grayed out, the function is turned off, and the brightness will no longer be automatically adjusted.

Some win10 system users in the use of laptops,found that after a period of idleness,The screen will always automatically darken,What's going on,After analysis, it is caused by the power management default setting of energy-saving mode,This article will bring you the detailed solution to the win10 system screen always automatically dimmed。

1. Right-click on the start menu and select [Control Panel].

2. Modify the viewing method to "Big Icon" in the control panel, and click [Power Options] below;

3. Click [Select the time to turn off the monitor] on the left side of the currently selected power plan;

4. Move the [Adjust Plan Brightness] slider under the "Use Battery" and "Power On" options to the far right below, and click Save;

5. Then click "Change Advanced Power Settings" below;

6. [Display] - [Enable Adaptive Brightness], turn off the following two options, then click [Apply], and then click [OK] to complete the setting.

About win10 system screen is always automatically darkened how to solve it will be introduced to you here,If you have encountered the same problem,You can take the above steps to solve it,I believe it can help you。

Hello dear<>

What to do if the color of the lock screen darkens during the lock screen of Ping Lao Qingxinguo, you can try the following methods:1Check that the Auto Brightness Adjustment feature is turned on.

If this feature is enabled, the device will automatically sense the light intensity of the surrounding environment and adjust the brightness of the screen. You can turn off this feature by going to "Settings" - "Display & Brightness" - "Auto Brightness". 2.

Check that Background Refresh is turned on. This feature may cause the device to drain too quickly and the screen to dim when the app is not using the Wheel. You can go to "Settings" - "General" - "Background App Refresh" to turn off this feature.

3.Check whether Power Saving Mode is enabled. If this feature is enabled, the device will limit some power-hungry functions, such as the screen brightness will be automatically reduced.

You can turn off "Power Saver" by going to "Settings" - "Battery".

Hello dear, the color of the Apple lock screen may be darkened due to the reason for returning to the sedan chair Oh:1Low Power Mode:

If your auto lock screen time is set for a short time, such as only a few seconds, the color of the lock screen time will also be dimmed. If you want to solve this problem, you can try the following methods:1

Turn off Low Power Mode: Open "Settings" - "Battery" and turn off "Low Power Mode". 2.

Adjust the auto lock time: Open "Settings" - "Display & Brightness" - "Auto Lock Sail Screen" to set the auto lock time to a longer time, such as 30 seconds or 1 minute.

Apple's lock screen dimming may be due to the device's auto-lock feature turned on, which is to save power and protect the security of the device. If you want to cancel the auto-lock feature, you can follow these steps:1

Open your device's Settings app. Volvo calendar 2Click on the "Display & Brightness" option.

3.Tap on the "Auto-Lock" option. 4.

Select the "Never" option to disable the auto-lock feature. If your device's brightness is too low, it will also cause the lock screen to dim, try pressing your device's Volume+ button, or adjust the brightness in the Settings app. Also, if your device is running an older version of iOS, try updating your system to the latest version, as Apple usually fixes some of the known issues in the new version.

Ways to modify or cancel standby and sleep and hibernation times:

Win-XP system:

Right-click on the blank space of the desktop, click Properties, select "Screen Saver", and click the "Power" button. In the pop-up dialog box, select the "Turn off the monitor" option - "Never" or set a time, then select the "System Standby" option - "Never" or set your own standby time, and then confirm to exit.

win7-win8-win10 system:

Double-click the Computer icon - openControl Panel- Power options - Change schedule settings - Go to sleep using your computer - Never, or set your ownSleep time, then select the "Turn off the display" option - "Never", or set your own time to turn off. (Note: If "Never" is already displayed, it will still be returned.)Black screen, please set it again as follows:

Restore (this) schedule defaults", then restart your PC and follow the steps above to set it up again. ）

Alternatively, double-click the Computer icon - Open Control Panel --Hardware & Sound --Power Options --Change Plan Settings --Go to Sleep Using Computer --Never, or set your own sleep time, then select the "Turn off display" option --"Never", or set your own shutdown time. (Note: If "Never" is already displayed and the screen is still black, please set it again as follows:.)

Restore (this) schedule defaults", then restart your PC and follow the steps above to set it up again. ）

You follow the above method to set up, and after the execution is completed, restart the computer to take effect.