Yeppp, some of these on ramps are extremely cumbersome... to the point where I have to write out each step of what I did, so that I have documentation on how to do it next time.
And then, it's different for each Country and what tools/exchanges you have available to you.
But, if anyone else got tripped up, this video helped me switching the BinanceUS BNB(BEP-20) to BNB(BSC):