s your PC crashing repeatedly and you can’t diagnose the reason? Well, perhaps there is problem in Windows registry and restoring a recent working registry may resolve the issue. You might be wondering why there is problem with the registry. There are a number of reasons. Sometimes the problem occurs after installing software or a hardware. Resetting the registry is a simple task. If you can not perform the task, get help from an online computer support provider.The registry of your Windows operating system is like Windows' brain. Whatever you do like installing a software or uninstalling any program, it is recorded on the Windows registry.I This record is termed as entry. Whenever the Windows operating system loads up, it comes with all the settings and configurations automatically. It is the registry where these settings are stored.All of the software settings and hardware access paths are stored on Windows registry and if there is any problems on registry, your computer will start behaving abnormally. Registry problems are very difficult to diagnose as there are thousands of entries listed. If you find the system is running sluggishly, then it might be due to a damaged registry. If you notice that Windows lagging and then refusing to respond, then there is problem in Windows registry.In order to reset Windows registry, you should have the backup of the recent working registry. Let’s take a look at how to backup registry. The Windows registry exists as two files – “c:\windows\system.dat” and “c:\windows\user.dat”. There are other two important files that control how windows start and hold additional information. These are “c:\windows\win.ini” and “c:\windows\system.ini”.In Windows 7 operating system, you need to Open Start menu, type regedit in Start Search and click OK. This will open the Windows registry. In Windows XP operating system, open Start menu, click Run, type regedit and select OK. In Registry Editor, you need to go to the File Menu and select Export. Select All under the export range. Insert an appropriate file name and save as file type Registration Files (*.reg). Following these steps, you can backup the Windows registry.Read more about Fix windows problems. You can restore the registry every easily. Open Registry Editor and go to the File Menu and select Import. Here you need to select the registry file (backup) that you made. This will recover the settings and the registry will go back to the previous working condition. Alternatively, you can also reset Windows registry to default.If there is Windows XP operating system on your system, the process will be very easy. Click the "Start" button and click "Run." Now type "%SystemRoot%\System32\Restore\Rstrui.exe" without the quotes in the “Run” dialog box and press the "OK" button. Now choose the "Restore my computer to an earlier time" option and then click the "Next" button. You need to select "System checkpoint" and then click "Guided Help (Registry Backup)." Click on "Next" and then click on "OK". You need to wait for some time to complete the restoration process. Restart the computer and you will find the problem is removed.For more info visit Fix windows problems.