Samsung Galaxy S21 eSIM support on Verizon, AT+T, or T-Mobile - Android

Unfortunately, just like with the S20 models before them, the S21 phones only support eSIM functionality in theory, it turned out, but it is not active on US carriers. Apple and Google managed to convince Verizon, T-Mobile, AT&T and the like, to allow the embedded SIM option for iPhones and Pixels on their networks, and it's been running strong for a while now. 

Samsung, ...