My PC is running slow. What can I do?

clean up ur disk
there could be a virus in ur registry
use reginoutregistry cleaner

Clean ur pc temporary files use defragmenter and use malwarebytes and use reginout i hope it will fix ur problem

There doesn't appear to be anything special about reginout, I would stick with the tried and true product ccleaner. Unproven registry cleaners can be risky.

The member who started this thread did a "Hit & Run" so any more posts are just superfluous. This thread needs to be closed.

you may have a virus, scan your system,
Here are given a few techniques which have been found very helpful to make computer run faster with Windows 7 or Vista in seconds:
Clean Windows 7 or Vista Registry: The registry of the Windows contains immense information. It shall be cleaned all the time and it is the most effective way to boost computer speed in an easy way.
Defragment your PC to increase computer speed: Press Start button > then Programs > Click Accessories > Press System Tools > And Disk Defragmenter.
This feature will take some time but it will compact large data into smaller pieces creating a lot of free space for the computer to run faster. You can delete unnecessary files from your computer prior to performing disk defragmentation.
Add more RAM to Speed up your computer: If you are running a lot of programs and the capacity of your RAM is short. This will surely help you to make computer run faster with Windows 7 or Vista in seconds. Fortunately it does not take much time. Make it sure that you place it the right way.
Clear Cache, history and temporary internet files: Another way which I assume is a 'best way to speed up my computer' is to clear the cache, history and temporary internet files. Removing junk files frees up a lot of space required to make computers run faster.
Turn off unnecessary programs from start up: A lot of computer users complain that their Windows 7 or Vista does not boot faster. I would recommend to such people to have a shorter start up items list.
Have low intensity graphics If you are not an ardent gaming user then you can afford to run computer faster with low intensity graphics.
Uninstall unused software and programs: It is very common that people install a number of computer programs and then stop using them. These unused programs shall be removed to increase the computer speed.
The above guidelines were really helpful to speed up my computer. These are safe and do impact computer performance in a positive way.
Frustrated of the dead slow speed of your computer? Do you wish to ----- snipit ---- in seconds? Please remember to clean Windows registry with Intel Software Partner, RegInOut