Do you sometimes notice that your computer applications do not launch or that some applications would behave erratically or unpredictably? Do you also notice that sometimes applications would just close without you doing anything about it or when you open other applications? When this happens, a Windows error pop-up would appear. Windows will show a pop-up which warns you that there are some errors in your computer's registry.

The configuration and setting of your computer are all contained in the registry. It contains all the values and keys in order for the program to function. It is basically a repository of all the programs and applications in your computer so that the whole system will work. The registry is also the most attacked part of your Windows machine.

Your PC will act erratic and unpredictable as a sign that you have registry errors. It may also sometimes lead to the total breakdown of your computer. So So what brings out registry errors? and what are the solutions to fix computer registry?

What Causes Registry Errors

The cause of the errors should be the first thing you need to know in order to fix your computer registry.

So what brings out registry errors?

Major errors in your PC are caused by installing and uninstalling of applications, plus malware infections.

When you browse the web and download different games, videos, music, and other applications and programs, the links to their download sites often bring malicious programs and entries that are not visible to the naked eye and automatically install itself in the registry of your system.

You can get adware and spyware infection when you browse and download from suspicious looking sites. When this happens, the affected computer would experience a program or application malfunction, pop-ups from unknown sites, automatic installation of applications, and many other. Now that it happened you have to bear in mind that your Windows machine has already been infected by malicious code.

Another common cause of registry error is improper installation and uninstallation of programs and applications.

There are programs that automatically install or uninstall itself once you put the installation cd/DVD on your cd/DVD drive.  These cds or DVDs would contain installation manuals that you have to read and follow in order for you to properly install the program or application. This is actually the most neglected part of installing a program.

More often than not, there are additional instructions in the cd/DVD that would point to copying and placing keys or values to a certain folder in order for the program or application to work or uninstall properly.

How to fix computer registry

Now that you know what causes registry errors, the next step is how you can fix PC registry.

Registry cleaners can fix registry errors in a major way. The registry cleaner is a program which assesses the registry of your computer and fixes double entries and incompatible keys and values for a computer application or program.

But, the registry cleaner should be used along with anti-virus or anti-malware or anti-spyware for complete protection of your computer. Of course, you also have to choose carefully what kinds of programs are the best in the market so that you will be assured that your computer will be safe from any and all attacks from malicious entries.