01 - Scrub, optionally peel, and slice the russet potatoes lengthwise into 1/4-inch-thick sticks.
02 - Submerge potato strips in cold water and soak for 30 minutes to draw out excess starch.
03 - Drain the potatoes and pat dry thoroughly with kitchen towels to remove moisture.
04 - In a large bowl, toss potatoes with olive oil, sea salt, black pepper, paprika, and garlic powder until evenly coated.
05 - Preheat the air fryer to 380°F for 3 minutes.
06 - Place the seasoned potatoes in a single layer in the air fryer basket. Cook in batches if needed to prevent overlap.
07 - Cook fries for 15 to 20 minutes, shaking the basket halfway through, until golden and crisp.
08 - Sprinkle with additional sea salt to taste. Serve immediately while hot.