The drop down menu of the phone is gone, what happens if it doesn t show the mobile phone signal??

If there is no signal on your phone or an emergency call prompt is displayed on the screen, it is recommended:

2.If it is a dual-SIM phone, please check whether the SIM card is activated: Settings - SIM Manager - SIM1 SIM2 - Click the SIM card icon - slide to turn on (the operation mode may be slightly different for different models of mobile phones).

3.If there is still no signal, it is recommended to turn off the SIM card and remove it, wipe the SIM card chip with an eraser, and then reinstall it.

4.If it doesn't work, try to change to another location to rule out whether it is caused by poor signal coverage in your location.

5.Try to change the network mode to 3G or 2G (do not select the auto-connect mode). Note: Some machines do not support changing the network mode.

6.Try to change another SIM card.

7.Update your phone's system version: Settings - About Phone (About Device) - Manual Update Automatic Update (Software Update System Update - Update). Note: Please back up the data (contacts, messages, **, etc.) in your device before upgrading.

If there is still no signal or emergency call is displayed after the above operations, please bring the purchase invoice, warranty card and machine to the nearest service center for inspection.

Hello: I'm very sorry, in order to rule out the reason for third-party software, please try to restore the backup data of your phone to factory settings first (Settings - Reset - Factory Reset), if this situation still occurs, please contact Samsung Service Center, and the engineer will upgrade the system for you.

Welcome to Samsung's Digital Services platform.

The drop-down menu of Xiaomi mobile phones is hidden, you can press and hold the [Power Button] to summon Xiao Ai for seconds, say [Notification Bar] to Xiao Ai, click the [Button] behind [Pull down when locking the screen] to turn it off, press and hold the [Power Button] again and wait for the pop-up to restart, and then [Restart] the phone.

What's going on with the Huawei drop-down status bar missing? How do you bring it up?

It may be that the phone is set to not show shortcut switches in the notification bar. Please go to the phone settings function to modify the phone settings, or you can end the notification bar program process through functions such as one-click cleaning. If the phone is rooted and the status bar is missing due to an incorrect operation, you can solve the problem by replacing the notification bar program file.

The notification bar file can be found by unzipping the flash ROM package, and you can directly replace the notification bar file in the mobile phone.

It's also possible that there is a problem with the operation of the phone's system. It is recommended to back up your phone files and then do a factory reset. For mobile phones with mobile phones in the above and above systems, the notification bar shortcut switch will be hidden when the super power saving mode is turned on, and then you can recover by exiting the super power saving mode.

Simple little way to recover phone drop-down bar disappeared:1. Turn off the phone and restart. During the boot process, the phone will be reloaded and the data will be read.

3. Select Factory Reset for backup data. After the factory reset, all the past data of the phone is erased, the memory is fully released, and the problem of the drop-down bar disappearing is solved.

The scroll bar of Huawei phones is missing, which may be a bug in the slide setting, and you can set it again.

Tools Raw materials.

Mobile: Huawei P10; Mobile phone system version number:

1. First of all, open the "Notification Bar and Status Bar" in the settings of your Huawei P10 phone.

2. Then click to open the "Notification Bar Drop-down Rule" in the pop-up window.

3. Then click to open "Intelligent Judgment" in the pop-up window.

4. Next, you can see the notification bar by scrolling down.

Hello answer,I'm glad to answer this question for you,You should have upgraded to the Hongmeng system,You can swipe down from the top right of the screen or shut down and restart to try,If not, you can do this,1、After opening the mobile phone desktop,It will slide down from the top page of the screen mouth,After calling up the slide bar,Click the writing button above。

2. Below you can see all the switches that can be added to the status bar.

3. Long press the switch that needs to be added to the status bar and drag it to the upper shortcut bar.

4. After the drag is completed, click Finish in the lower right corner.

5. If this is not the reason, the [Super Power Saving] mode may be turned on, and only a few icons and functions will be displayed in this mode, [Off] the function can be turned off. 6. If the above methods are not solved, there is a problem with the upper screen of the mobile phone, and the pull-down is not flexible, and the screen needs to be repaired.

In the phone settings, select the directory and check the drop-down menu to display.

Hello! We apologize for the impermeable stool, but in order to solve your problem, we recommend that you operate the following methods.

2.Update your system via "Settings - > General - Multiple Settings - > System Upgrade - >Check for Updates Now".

This item will lose all the data stored by the user on the mobile phone, including ** book, short message, third-party application software, and related information, and the data stored on the T card will not be lost. Use with caution.

Firmware Upgrade Instructions:

If the problem cannot be solved through the above methods, please contact the after-sales service center, and the address of the after-sales service center can be found in the settings - general more settings - after-sales service menu. You can also go to vivo official ** to check the address of the after-sales service center:

Hello landlord, in this case, generally speaking, restarting the mobile phone can be stopped and dismantled. Because many of these situations are caused by the fake death of the system, the internal program does not respond. If it still doesn't work after restarting, it is recommended to restore the factory settings of the phone again.

The drop-down menu disappears.,If it's a folk version of the system.,Maybe it's not set up yourself.。。 If the phone is an official system,Then the unbridled ability is that you delete the UI system file after rooting.,Please re-flash the machine.。。 Please back up the important information of your mobile phone before flashing, or it is recommended to find a professional to flash the phone. . .

Hello landlord, this shirt may be caused by an error in the system, you can back up the source of the leak data to restore factory settings or upgrade the system firmware, should hail collapse ridge can be solved, if it doesn't work, you can consider contacting the after-sales service for maintenance.

Are you brushing cm or what? If it's CM can be found in the settings,If not,It's recommended to re-flash itIf the phone is an official system,Then it may be that you accidentally deleted the UI system file after rooting,Please back up the important information of the phone before flashing the machine,It is recommended to find a professional to brush the filial piety machine Chiqiao。

Hello. The drop-down menu disappears, and if you brush the folk version of the pose shooting system, it may be that you haven't set it up.

If the phone is the official system of the Things, then it may be that you accidentally deleted the UI system file after rooting, please re-flash the phone.

Please back up the important information of your phone before flashing, and it is recommended to find a professional to flash your phone.

Hello, why is the phone drop-down screen gone.

1. Retalk about whether it can be used normally after opening the phone with your hand. 2. The horizontal screen can be pulled down, but the vertical screen cannot be pulled down: please open the application that can be displayed horizontally, such as the Honor of Kings, etc., and the status bar can be pulled down, such as the horizontal screen can be pulled down, but the vertical screen cannot be pulled down, which may be a hardware failure of the screen.

It is recommended that you back up your data, bring your purchase voucher, and go to a nearby Huawei customer service center for maintenance. (If your purchase voucher is lost, our offline staff will verify the warranty rights and interests for you, please rest assured) Remember to back up your personal data when you go to the repair. 3. Pull down to open the search box: Swipe down from the middle of the screen to the main screen to open the global search box, and pull down at the top of the screen to open the status bar, please pull down from the top.

4. The lock screen and the call cannot be pulled down: In order to avoid the misoperation of the shortcut switch, the lock screen and the status bar are no longer allowed during the call, and you can pull down after the lock screen is unlocked.

The mobile phone has no signal because the signal will be affected by various factors such as topography, landform, and Gaoque Xiaolou during the propagation process, and if you are in a relatively closed place, the signal will be affected. Here's how to deal with it:

1.Turn the phone back on and off and try again;

2.Swap the SIM card to a family member's or friend's phone and try again;

3.Check to see if other Unicom users around you have a signal;

If there is no signal, you can contact human customer service for feedback.

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