Resources
Aim for even light on your face, ideally daylight from the front. Hold the camera at eye level and look straight into it. A neutral background and a clearly visible face without a hat or sunglasses help the result.
One good selfie is already enough. Several shots from slightly different angles can make the result even more accurate.
Yes. Before generating you choose background, clothing and style. That way the portrait matches your brand, whether subtle for a team directory or bold for a profile.
Avoid heavy filters, extreme angles and harsh backlight. A partly hidden face also makes it harder. The more natural and clear the selfie, the better the portrait.