Follow these simple steps to enable and disable startup programs:

1) Open Start menu and type msconfig in the search box provided at the bottom.

Figure 1.

2) Click the msconfig link thus shown.

3) In the System Configuration dialogue box thus opened, select the Startup tab

Figure 2.

4) Now check or uncheck the programs listed here to enable or disable them at the time of startup as per your convenience

Figure 3.

5) Click Apply and the OK button.

6) A System Configuration dialogue box thus opens asking you to Restart now or Exit without restart. Choose as per your convenience.

Figure 4.