Instructions
Start a new game from the main menu of "The Sims 3" and enter Create-a-Sim mode.
Select the basic traits of your Sim, such as the name, gender, skin tone, body type and age bracket, so that it matches your own.
Click the Hair icon to change your Sim's hairstyle. Select the hairstyle from the menu that best matches your own. Select the coloring tools from the Hair menu to change the color settings of your Sim's hair so that they resemble your own.
Click the Head icon to customize your Sim's face. Look at your photograph and select the preset eyes, nose, mouth, ears and head shape that best fit your own. Change the eye color of your Sim to your own eye color.
Alter the look of your Sim's face to match the look of your own face from the picture. Each part of the face has a series of advanced settings that allow you to better customize the shape and size of your Sim's facial parts and move their location on your Sim's face. Refer to your photo constantly to ensure your alterations match your own facial structure.
Add additional details such as glasses, piercings and facial hair, if applicable, by clicking the Accessories and Hair icons, respectively.
Choose from the game's selection of outfits, voices and personality traits to further customize your Sim to better resemble yourself.
Click on the Save icon to finish your Sim and move him into your town.