How do I properly adjust my bike brake to ensure optimal performance and safety?

To properly adjust your bike brake for optimal performance and safety, follow these steps:

1. Check the brake pads for wear and replace if necessary.
2. Adjust the brake cable tension using the barrel adjuster.
3. Align the brake pads with the rim to ensure even contact.
4. Test the brakes to ensure they engage smoothly and stop the bike effectively.
5. Fine-tune the adjustments as needed for optimal performance.

By following these steps, you can ensure that your bike brake is properly adjusted for safe and efficient operation.