Preheat the oven to 400°F (200°C)
Line a baking sheet with parchment paper or lightly grease it
Pat the tilapia fillets dry with paper towels
Place the fillets on the baking sheet in a single layer
Brush or drizzle the fillets with olive oil or melted butter
Season with salt, black pepper, garlic powder, paprika, and lemon juice
Add herbs if desired, such as parsley, dill, or thyme
Bake for 10 to 15 minutes, depending on thickness
Check that the fish flakes easily with a fork and reaches 145°F (63°C)
Remove from the oven and serve immediately