How to turn on the screen lock on my Samsung Galaxy S Vibrant

Click each step to see the action. You can also click the picture or use the arrow keys.

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You can use a personalized pattern to help protect your phone from unauthorized use. If enabled, you'll have to draw the pattern before you can use the phone from standby mode.
1. Touch Menu.
2. Touch Settings.
3. Touch Location & security.
4. Touch Set unlock pattern.
5. If this is your first time using this feature, you'll see a brief explanation. Read the explanation then touch Next.
6. Touch Next.
7. Draw an unlock pattern of your choice.
8. When you're done, touch Continue.
9. Draw the pattern again to confirm it.
10. Touch Confirm.
11. The unlock pattern has been set.