Here are some tips and tricks to help you defend in EA FC 24:

Use your players' strengths: Make sure that you are using your players' strengths to defend. For example, if one of your players is particularly good at marking opponents, make sure that they are marking the player who is most likely to score FC 24 Coins.

Be aware of the opposition: Pay attention to the opposition's playing style and strengths and weaknesses. This will help you to prepare your defense accordingly.
Use your defensive line: Your defensive line is an important part of your defense. Make sure that your players are positioned in a way that blocks off passing lanes and prevents the opposing team from advancing.

Communicate with your team: Good communication is key in defense. Make sure that your players are aware of their roles and responsibilities and that they are constantly communicating with each other.

Use your goalkeeper: Your goalkeeper is an important part of your defense. Make sure that they are positioned in a way that covers the goal and that they are ready to make saves when needed.

Make use of your substitutes: If your team is struggling to defend, you can make use of your substitutes to bring on fresh legs and change the game.

Make use of the pitch: The pitch is another important part of your defense. Make sure that you are using the entire pitch to your advantage and that you are not just defending in one area.

Remember, defending is not just about preventing goals, it's also about creating opportunities to score yourself. Make sure that your team is organized and that you are making use of your tactics, defense line, goalkeeper, substitutes buy EAFC 24 Coins, and the pitch to create chances to score.