Many of the laptop problems occur due to corrupt and invalid Registry entries. Registry of the operating system is one of the very crucial parts. Whatever you do on your laptop like if you install a program or uninstall it, entries are created on the Registry. Note that when you uninstall the program, entries are not deleted. Gradually, the number of these kind of invalid entries increases which eventually affect laptop's performance. So, clean the registry on a regular basis.

Defragment your laptop regularly. You might not know that your laptop break your files into several pieces and it is stored separately in a scattered way throughout the hard drive. Ultimately this slows down the performance of the computer. To re-organize all of these separated parts of the file properly, defragmentation is the ultimate option. If you are using Windows operating system, you can try its built-in Disk Defragmenter utility.

To enhance your laptop's performance, you must stop unnecessary startup programs. There are many programs that start running when Windows starts. Many of these programs are not necessary. They suck up valuable RAM space of the computer and slow down the laptop performance significantly. Access System Configuration Utility and manually remove these programs from startup list.

You should also erase temporary Internet Files. You might not know that every time you go to a site on the web, a temporary copy this file is stored in your hard drive. With time, the number of these unnecessary files increases and they affect system's performance. Whether you are using Firefox, Chrome or Internet Explorer, clear your browser's cache, and delete Internet history regularly.

Storage of your laptop is limited and more free space ensures better performance. So it is better to uninstall unused programs as it is just taking up space on your hard drive. Uninstall the program from the Control Panel. For improving your laptop's performance, you must use powerful virus protection software. There are many programs and you can try their trial version before buying the full version. You can also consider upgrading the RAM of your laptop to boost its performance.