Nah. Existing skin changers that store your original character information will just need to be redone so the new one can store your PC with the wings.
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Login: The Copper Queen
Cromlech - The Best Copper This Side of Ruathym
Zelly Cys'dina - The Wounded Soul, Also Merchant
Aelynthi Nor'alei - The Bubbly Winged Elf
See me DM-side as:
[DM] Hlal | [DM] The Voice