Remove Unnecessary Startup Programs

• 1). Click on "Start." Type "defender" in the "Start Search" field, then click on "Windows Defender."
  
  
• 2). Click on "Tools," then "Software Explorer."
  
  
• 3). Click on the "Show for all users" button in the lower left corner.
  
  
• 4). Examine the programs listed in the left column. Click on a program that you do not need when starting up Windows Vista, then select "Disable." Click "Yes" to verify. Repeat for each unwanted program in the list.
  
  

Remove Unnecessary Services

• 1). Click on "Start." Type "services" in the "Start Search" field. Press the "Enter" key.
  
  
• 2). Right-click on the first service, then left-click on "Properties."
  
  
• 3). Examine the service, and select "Manual" in the "Startup type" drop-down menu if you do not want the service to start automatically.
  
  
• 4). Click on "Apply," then "OK." Repeat for each service you do not need.
  
  

Check for Performance Issues

• 1). Click on "Start." Type "performance" in the "Start Search" field. Click on "Performance Information and Tools."
  
  
• 2). Click on "Advanced Tools" in the left column. Examine the problems that Windows Vista reports, and make the recommended corrections.
  
  
• 3). Click on the back arrow button to return to the Advanced Tools screen.
  
  
• 4). Click on "Generate a System Health Report." Check any "Warnings," and click on the related diagnosis to correct the problem.