no sound windows 7

The powerful functions and beautiful interfaces of Windows 7 are often the key to attracting users. But how can users who use Windows XP quickly understand and adapt to Windows 7? For this reason, Windows7 provides a "Getting started" tool for you to quickly learn about the

From Beta to RC, as Windows 7 leaks faster and faster, this new generation of operating systems is getting closer to us. A handful of innovative testers have already used Windows 7, which has not yet been officially released, as the primary operating system for day-to-day applications, and for most ordinary users who s

Before you start using Windows 7, it is important to have a more comprehensive understanding of the new Windows operating system. Whether it's a new feature or a feature improvement, Windows 7 has changed significantly compared to previous-generation operating systems. But f

, if you find that the IP address of the network card is not configured properly, it will be set. This may be the real cause of slow system startup. In this case, you can open the "local connection" attribute menu and double-click "Internet Protocol" in the "General" item to open the "TCP/IP attribute" menu. Configure the IP address of the network adapter as an unused value in the public network (the default gateway is 192.168.1.1), for example, 192.168.1.x. The value of X is between 2 and 2 ~ T

the system has three options: energy saving, balance, and high performance, the hard disks are set to close after a certain period of time. Set the time to 0. Procedure: go to "control panel"> "hardware and sound"> "power options"> "edit plan settings"> "change advanced power settings ", expand "power options" and set "power off after this time" to 0.Adjust system compatibilitySome

In the process of using a computer with Windows 7, we often intentionally or unintentionally open the following window: I believe you will find this window is really very convenient, but find a half-day, but do not know how to open, in fact, this is the Windows 7 specific Mobile center function, following follo

lifecycle, how to maximize the performance of mobile apps, user interface thinking, and resource management, storage, and connection. "Tailspin scenario"Introduced the Tailspin and Surveys programs. Describes the decisions made by Tailspin developers when designing applications and discusses how the Windows Phone 7 client interacts with existing Windows Azure-b

: Touch and exit the screen Double tap Pan: slide. The Finger stops after leaving the screen. Flick Touch and hold: press for a period of time to display the context menu The gesture supported by multi-touch is pinch and stretch, which means two touch screens, approaching or leaving. Because the precision of the fingers and the mouse is different, the uidesign of the touch application is very different from that of the traditional applications controlled by the mouse. For example, in the in

// ================================================ ====================================// Title:// Why does Windows Phone 7 not support C ++?// Author:// Norains// Date:// Thursday 5-August-2011// Environment:// Windows Phone 7// ================================================ ====================================

Before introducing the subject, I would like to recommend a very good website to you. Its maintainer is the former SilverlightProgramManager. This website provides a large number of development resources for Windows Phone 7, including many frameworks, controls, open-source projects, Metro-style icons, and other valuable content. It can be called Paul Vientiane and is highly recommended! Below is the website

Windows 7 running commands Cleanmgr-open the disk cleanup Tool Compmgmt. msc --- Computer Management Conf -- Start netmeeting Charmap -- start the character ing table Calc -- start Calculator Chkdsk.exe -- chkdsk disk check Cmd.exe -- cmd Command Prompt Certmgr. MSC-Certificate Management Utility Cliconfg-SQL Server Client Network Utility Clipbrd -- clipboard Viewer Ciadv. msc --- Index Service Program Dvd

In Windows 7, when we want to change the desktop theme wallpaper, everyone clicks the right mouse button in the desktop space, and then in personalization, select the Windows 7 System Desktop background, window color, sound, and screensaver. Figure 1, p

solve the system problems. 　How do I start the operations center? Windows 7 Mobile Center for notebook Wireless Mobile, convenient demo, battery support and other applications, the notebook's display brightness, sound, power, wireless connection, projection, synchronization and other common settings fused together, convenient and quick. 　　How do I start the m

Windows 7 system disputes a lot As early as late last year, the Windows 7 operating system Beta version was already on the web, and many users experienced the power of Microsoft's upcoming Windows 7 system in the first time. And

A few years ago, I installed Windows 7100 in beta testing and evaluation, but recently it was prompted that it will expire as of January 1, March 1. I suggest you back up important files, sign ~ Ah, it seems that Microsoft is struggling to force users to use the latest version ~ No way, I don't want to spend money on using the genuine operating system, so I had to try out a later version of 7600win7, so that I wouldn't restart it every other time. Her

As we all know, Windows XP, which accompanies us for more than 10 years, will end support on April 8, 2014. Many PC users are upgrading the WINDOWS7 system. However, some problems have come along with them. A lot of users in the process of using Win7, there will be a phenomenon of sound explosion. For me, this starter enthusiast, this sound is unbearable to me.

Today, a strange thing, local players listen to the music to see the movie has a sound but it played Tudou, Youku, Yo and other sites of the Flash, as well as online movies in the RMVB, WMV video without sound, the Web page of the same music can not hear. You can hear sounds when you play video, music, and flash animations on your hard disk. Can be produced to conclude that this has nothing to do with the d