How to Troubleshoot a slow computer…

Hardware Causes of a slow computer:

External media unable to read:

unplug all external sources from the computer (Eject all cd’s,Thumb drives, external hard disks, Printers, etc and see if your boot is quicker) You’d be surprisedĀ  how often a disk in a cd-rom drive will make the computer take 4 min or longer to evenĀ  display a boot screen.)

Not enough memory:

Check how much memory you have in the unit, if it’s less than 1 gigabyte for xp or 2 gigabytes for vista or windows 7 get some more ram.

Failing hard drive:

You can check your windows system logs to check for hard disk errors reading or writing to c:\

You can download hdsentinel.com hard disk sentinel is a program that will read the smart status of your computer’s hard disk, bad sectors etc from windows.

You can download an Ubuntu.com Ubuntu cd-rom 32bit version and boot the computer with it, try out linux, system, administration, disk utility, click on the disk in question and check the smart status is green.

Software issues:

Viruses/Malware:

Download bitdefender’s rescue cd and make a cd-rom to check the computer. http://download.bitdefender.com/ and click on rescue cd.

Instructions, make the cd. connect the computer to a network cable with internet access (while the unit is turned off) and boot the cd-rom you made and allow it to scan for bugs, then do a root kit scan as well (double click it)

Malware, plug in the external adapter into a computer with a good malware scanner and anti-virus and attach your hard disk for scanning. scan it for bugs with the scanning programs.

Anti-virus conflicts:

Often more than one anti-virus program will argue with each other bringing your computer to it’s knees.

Toolbars:

Remove all toolbars and desktop searches and the like, you can reinstall them once you are done if you need them.

use Ccleaner (http://www.ccleaner.com) to clean up all the http cache files/cookies/junk, then run a registry scan and save what you are deletingĀ  so if it screws up you have a way to get it back.

Browsers:

To reset internet explorer to defaults, right click the desktop icon, properties, far right tab (advanced), reset, check the box to delete personal junk (not your favorites) and ok.

Firefox, you can uninstall and reinstall if need be.

available memory:

CTRL-ALT-DEL and click task manager and then performance, physical memory available is what you want to look at and swap file in use.

If the light is constantly on on the hard disk, there’s a good chance you don’t have enough physical memory in the unit to run windows and your software.

You can also check to see what memory hogs are in here as well.

You can also download malware bytes and do a full scan for malware, it’s a good thing if everything else checks out.

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