To disable startup programs on your computer, follow these steps:

1. Press the Windows key + R


2. Type 'msconfig' in the search box, then select it from the results.


3. Navigate to the 'Startup' tab in the System Configuration window.


4. If you want to disable a startup item, click the box to un-check it.


5. Once you have finished disabling, click on 'Ok' to save the changes.


6. Restart your computer for the changes to take effect.