The Window Registry contains all the hardware information,operating system settings, application software configurations, users, computer preference, and etc. The window registry also keeps information of all process running, performance counters, and kernel operations.

It is estimated that 90% of computer problems are caused by corrupted window registry.

Here the following common registry problems that plague most of the computer of today.

1. Blue Screen of Death

The Blue Screen of Death (also known as bluescreen, BSoD, and stop error) is a Microsoft error screen for most of Window OS version. The BSoD will be displayed if certain critical system error is encountered within the operating system followed by immediate shut down of the system. Faulty Memory, power supply issues, overheating of components, and over-clocking can trigger a blue screen display.

2. Computer Boot Slowly

Program software in the Start menu will consume RAM and processor resources in which Window start up will be slower. The more programs in Start Menu will cause Window to start slower. The window taskbar will also show you how many programs are running in simultaneously which great reduce your computer speed performance. Another reason for computer booting up slowly is a corrupted or missing DLL which make the Windows trying to load the culprit DLL into the memory.

3. Program Crashes

Windows will prompt a message reporting that "Program X performed an illegal operation and will be shut down�. Another scenario will be a dialog box asking user to report the problem to Microsoft and if you get this message most of the time then you registry got a problem.

4. Internet Explorer abnormal behavior

Internet Explore crashes when visiting some websites which causes by incorrect display setting, the operating system may not support a java powered website, patches are not updated or the browser version are not supported.

5. File and Program Access Difficulty

Longer file access is cause by corrupted files or corrupted software which leads to longer time in opening and saving of data. There are scenarios that while saving the data leads to program crashes that will result to outright data loss which can be frustrating most of the time.