How do you safely and effectively change a table saw blade?

To safely and effectively change a table saw blade, follow these steps:

1. Unplug the table saw and remove the blade guard.
2. Use a wrench to loosen the arbor nut and remove the old blade.
3. Place the new blade on the arbor, making sure the teeth are facing the right direction.
4. Tighten the arbor nut securely.
5. Replace the blade guard and plug in the table saw.
6. Test the new blade to ensure it is running smoothly before using it for cutting.