Personally, I opt to set all my Apple devices up as new every time I upgrade to a newer device. Learn more about how to use an eSIM on your iPhone. If the eSIM transfer doesn't go quite as smoothly as expected, contact your cellular carrier. You can skip those steps, as Apple has streamlined the process with the eSIM. This actually makes things a bit easier, as you don't have to fiddle with a tiny SIM card and placing it perfectly in its tiny tray. If you are going to or from an iPhone 14 or newer, and you're in the US, you'll notice that you don't have a physical SIM card at all.
What if you don't have a physical SIM card? Depending on how much data you have to re-download, including music and apps, it might take a while. Keep your iPhone plugged into iTunes until the transfer is complete and on Wi-Fi until all re-downloads are complete. Transferring data to iPhone from iTunes showing steps to Click continue, enter password (Image credit: iMore)
