What is slow, the whole computer, a certain program, or while surfing the web?

Open Task Manager and keep it minimized when using the computer. When the computer is slow, un-minimize Task Manager to see what is maxed out on the Performance tab.

Install HD Sentinel to see health of hard drive, it could be failing.

• Computer Name Brand & Model number(Dell service tag)
• Processor Model Number
• Amount of RAM installed
• Hard drive size
• Free hard drive space
• Hard drive name brand and model number
• What programs do you have open at the same time
• How many tabs do you have open in a browser
• How much do you want to spend on the new computer

Run maintenance