How can I change bicycle brakes effectively and safely?

To change bicycle brakes effectively and safely, follow these steps:

1. Gather necessary tools: Allen wrenches, new brake pads, and lubricant.
2. Loosen the brake cable tension and remove the old brake pads.
3. Install the new brake pads and adjust their position.
4. Tighten the brake cable tension and test the brakes before riding.