The camera's not going to work.

If your computer with a USB camera is not available, first of all we need to check the camera USB cable is connected with the host (recommended to connect the host after the USB interface, because the author found that some computer host USB interface is not available, such as the discovery of USB access to the host front USB interface is unavailable, Should try to plug in the back to try).

If there is no problem with the driver, the USB interface may be faulty. First you switch the camera to a USB slot connection, see if the normal use, if the other slot can be used to indicate that your original USB slot problem, if not, if not, another computer to try again, still not good may be your camera has problems, recommend to repair or replacement

Win7 camera doesn't work.

Symptom: The camera can be used normally under Windows XP system, but cannot be used after switching to Windows 7 system, the camera itself is a drive-free product, although it cannot be used but can find the device in the system. Excuse me, what is the reason?

Expert answers:

The driver-free camera, which has a chip in it, has been integrated into the Windows driver. If your camera doesn't have an integrated Windows 7 driver, your camera won't work.

Windows 2000/xp/vista driver and cannot be used in Windows 7.

The workaround is as follows:

Ask the manufacturer for the latest camera chip firmware, and if the latest firmware program supports Windows 7, you can fix it by just upgrading the camera chip firmware.

tip: "Failed to create video preview check device connections."

Video preview failed: "Failed to create video preview, check device connection, and determine if no other applications or rooms use this device" Workaround:

1, the System XP, the camera driver installation is normal, but the device can not use (QQ and other video software can not use the video function).

2. When you double-click the camera in Explorer or My computer, jump out of the warning window: "Video preview failed: Failed to create a video preview, check the device connection, and make sure no other application or room is using the device";

3, check the "Device Manager" "Image processing equipment" under the camera items, display equipment normal operation without conflict.

4, check the system process items, no QQ, etc. are using the camera program.

5, check system services, "Windows Image Acquisition (WIA)" Service has been started (automatic).

6, the recent system is nothing but normal operation.

7, antivirus software Jinshan Poison PA 2007 Set the "Prohibit U disk and hard drive automatic operation" function. (This item is now identified and has nothing to do with this issue)

8, the operation of the Msconfig in the start-up vm_sit if any, take off the front hook number, and then restart.

Laptop camera can't be used to troubleshoot and solve

Check to see if the laptop camera device is open. Right-click My computer → admin → Device Manager to see if the camera is off. is closed open on it. Here you can also check the other point, is the camera driver, camera driver for the notebook camera is very important. The camera must not be used without a driver. If there is no camera driver, you can go to the official website to download the latest driver or update the camera driver, and then restart the computer to see if the camera can be launched.

If you open the Device Manager, there is no camera in the inside, you can see that the computer did not find the camera device. Need to check whether the connection between the computer and the camera is good, you can plug and pull to see whether normal. Take a USB jack camera and plug it in the computer to try it, if the external camera can be used, then hundreds of laptop cameras are damaged. Then you can replace the new camera at the place where the notebook is repaired. If the external camera is also unusable, it may involve the circuit above the motherboard.

Computer cameras don't take pictures.

Today I bought a new camera, loaded with video, but can not take pictures, with the old to take pictures, what is the reason ah?

Workaround One:

It is recommended that you reinstall the camera software. Go to the camera official website to download the driver, and install its corresponding photo software, you can take photos.

Workaround Two:

Click start → run → enter regsvr32 quartz.dll→ carriage return, problem solving!

Quartz.dll is a DirectShow library file in DirectX, which can be used to solve most streaming media playback problems (the decoder is not found when playing streaming media).

Uninstall Storm video and other network players.