Why isn t my computer changing the screen resolution right now? 》 30

Right-click on My Computer Properties Select the Hardware tab Click on Device Manager, and then look at the hardware list listed in the Device Manager to show the condition in front of the card, if a yellow question mark is displayed, or it prompts that the device is not running properly, then the table obviously has a problem with the card driver, re-drive the graphics card from the network and then install!

If you don't know the model of your graphics card, run Windows Optimizer, you can check the graphics card model of your machine in the hardware list, and then remember the model to the corresponding driver in the driver home!

The driver is broken, install another one.

1Do you have a drive disk, if you have it, look for it inside, and the driver name is VGA

2. If you don't have a drive disk, it's a bit troublesome!! How to install it, it depends on what your graphics card is, a tool to view system information on the Internet, I can't send this tool to you on this computer, there should be one on the Internet, **, and then go to ** driver according to the name of the graphics card.

If the graphics card driver is missing, reinstall the graphics card driver and you're good to go.

My computer, properties, device manager, see if anything is not driving well.

Second, try it in safe mode.

There is a problem with the graphics card driver, you uninstall it and reinstall it.

The graphics card driver is missing, or it is due to a virus. I've seen this question before!

The graphics card driver is not installed or there is a problem with the graphics card driver.

If I go to change it now, do I have to give my ID card to the police station? Isn't it true that I can't use my ID card these months?

1. Reasons: 1. It may be a problem with the graphics card.

2. It may be that sub-resolution is not supported.

3. It may be that the refresh rate is exceeded.

Range. 2. Solution:

1. Click the "My Computer" icon on the desktop and select "Properties" in the right-click menu.

2. Open the system properties window, and select "Hardware" in the window.

3. Under the "Hardware" page, click on "Device Manager."

Button. 4. After opening the Device Manager, select "Display Card."

item, open it, a yellow warning sign appears on the graphics card model below, if there is a yellow flag on any of the hardware, it represents the driver.

or damaged itself. Since it's damaged, uninstall it first.

5. After uninstalling it, then select the manual method to update the graphics card driver.

So select the "Update Driver" item in the menu.

Use the driver wizard to detect the driver that needs to be updated, and then it will automatically find the matching driver on the Internet, and then click update.

7. If you can't update it with the above two methods, you can turn on the computer and press F8 to enter the advanced mode.

8. In the "Advanced Mode" interface, select "Safe Mode", after entering the safe mode, go to the Settings Manager to uninstall the old driver of the graphics card, then restart the computer into the normal system, and update the graphics card driver again.

9. If you can't successfully update the graphics card driver with safe mode, then you need to start the "Driver Signing" function, boot method, My Computer - > Properties - > Hardware - > select the "Driver Signing" button.

10. Open the driver signature options window, select "Warning - prompt every time you select an action", and then press OK, the following operations are the same as above, uninstall the old driver first, and then update the graphics card driver again.

First, don't display the resolution after changing it, don't do anything, wait for more than ten seconds, and the previous resolution should be automatically restored.

Second, if there is no automatic recovery, restart the computer, press F8 to enter safe mode, change the display resolution in safe mode, and restart after confirmation.

Press the F8 key when you boot up, the advanced menu will appear, enter the safe mode, and then change the computer resolution back to the original.

Summary. Analysis: When the screen resolution and refresh rate set by the system exceed the limits of the monitor's hardware parameters, the monitor often fails to display properly.

Processing: How to get the monitor back to normal, here's how:

1. Press F8 to select Safe Mode when booting up, and after entering the system, uninstall the graphics card driver through the Control Panel Device Manager.

What should I do if the screen doesn't show up after changing the resolution on my computer?

Analysis: When the screen resolution and refresh rate set by the system exceed the limits of the monitor's hardware parameters, the monitor often fails to display properly. Handling the dry tomb:

How to restore the monitor to normal infiltration, the method is as follows: 1. Press F8 when you turn on the device, select safe mode, and after entering the system, uninstall the graphics card driver through the device manager of the control panel.

2. Restart the computer, after entering the system at a low resolution, the system will automatically detect and install the graphics card driver, and then set the appropriate screen resolution and refresh rate of Qingtanzhi (the LCD display can generally be set to resolution: 1024*768, refresh rate: 60Hz, CRT monitor resolution is the same as above, refresh rate:

85hz）。

Computer can't set screen resolution - workaround

Method.

1. The resolution is abnormal due to driver failure

1. Here take Windows 8 as an example, first find the "computer" icon in the system.

5. If the graphics card driver is abnormal, you can manually reinstall the graphics card driver. If you don't have a graphics card driver and don't know what the graphics card is, you can use some third-party software. Here we take the "driving wizard" as an example.

First, open the driver wizard, and the software will automatically detect the driver of the system.

<>9. After waiting for the graphics card driver update to complete, restart the computer and try to adjust the resolution again.

Method.

2. Plug and dial the display data cable

1. If you check the graphics card driver, it is normal, but the resolution is not normal. For example, it used to be a resolution of 1440*900, but now it has become a resolution of 1280*800. This may be caused by a loose cable or a problem with the cable.

Here we can try to re-insert the displayed data cable, first find the data cable connected to the monitor, and then loosen the screws that fix the data cable, remove it and reconnect it, as shown in the figure.