Sex and gender are fluid in nature.Intersex is a deformity; it has nothing to do with "gender," i.e. the ability to change your sex as you people use the term.
One cannot change their sex, nor will they ever... it's scientifically impossible.
In Swyer syndrome, individuals have one X chromosome and one Y chromosome in each cell, which is the pattern typically found in boys and men; however, they have female reproductive structures . People with Swyer syndrome have female external genitalia and some female internal reproductive structures.
Swyer Syndrome
People with Swyer syndrome have XY (male) chromosomes and have functional female genitalia. Learn more about living with Swyer syndrome.
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