How to convert physical card to esim

gramps28 wrote:

What type of phone? You may need to go to a store to do it since Tmobile paused self sim swaps earlier this month.

https://www.t-mobile.com/support/tutorials/device/samsung/galaxy-note20-5g/topic/esim/how-to-convert-your-physical-sim-to-an-esim-on-the-same-device/11

I want to use it on apple watch Ultra