Computer Freezes Randomly: Easy Steps to Fix Computer Freezing Issue.

What could be the most frustrating problem than computer freezes randomly?  You might have faced this problem. Sometime it may panic you, because you may be in the middle of some important task on the computer and it freezes. Some of us may want to break such computer in angry mood. Computer freezing problem could be related to defective hardware and software.
To isolate and trouble shoot the issue, you can try the following steps:

Warning: Always backup your important files before trying any trouble shooting steps.

1. Defective CPU fan: 

A computer could freeze due to more heat build-up inside micro processor. Make sure the CPU fan working properly to exhaust heat.  Once I went through a situation where CPU fan was working but still computer freezes. I had removed fan and find aluminum rust formed on micro processor, which was not allowing heat sink to absorb heat. It may happen to your micro processor too. I just wiped rust and connected fan, then computer freezing issue resolved. 

2. Go through Recently Installed Programs:  

In some situations, computer freezes after installation of new program which may be interfering with your computer. If this is the case then uninstall interfering program, which may resolve the issue.

3. Virus and Malware Scanning: 

Make sure that your computer has updated virus and malware protection. Scan computer with updated anti-virus program to make sure computer is free from viruses and malware.

4. Corrupted windows registry:

Computer could freeze randomly because of corrupted registry.  Windows registry is the heart of an operating system. It is not advisable to play with it. Never open registry for editing etc. However, you can do registry scan through free reliable program like TweakNow RegCleaner. 

5. Disk space: 

Computer could freeze due to less hard disk space. Check hard drive available space and make sure it has enough free space. You can do disk cleanup and remove unwanted programs from computer to free hard disk space.

6. Disk de-fragmentation: 

Defragment hard disk, it will arrange system files etc in proper order. To defragment hard disk, click on Start button on task bar then go to all programs, accessories, system tools and disk de-fragmenter. 

Select C: drive and hit analysis button. It will analysis disk and prompt you whether de-fragmentation is required or not. 

7. Check System Memory:

 Check RAM using proper program to make sure it is working fine.

8. System Restore:   

Still computer freezes after trying above steps? Backup your important files and go for System Restore.

9.  Final step is to do a clean Windows re-installation, if all above steps fail.