You must lose weight first. You can lose weight and eliminate excess fat by controlling diet and exercise. Or, you can learn about Maggie's diet and lose weight completely from the diet through proper conditioning control.
When you lose weight successfully, you can only consider gaining muscle. At this time, the best way is to find a professional fitness instructor and let the other person customize a muscle exercise plan according to your physical condition. A reasonable fitness program combined with the intake of high-protein energy can still achieve the goal.