How do you refill the oil tank on a Yamaha PW80?

To refill the oil tank on a Yamaha PW80, first ensure the bike is on a level surface and the engine is cool. Locate the oil tank, which is typically situated near the rear of the bike, and remove the cap. Use a funnel to carefully pour the appropriate two-stroke oil into the tank until it reaches the recommended level. Replace the cap securely after filling.