Open Settings
Tap Cellular (or Mobile Data)
Tap Add eSIM
Choose a carrier option (if prompted)
Scan the QR code provided by your carrier, or enter the details manually
Tap Confirm or Add Cellular Plan
Wait for activation to complete (may take a few minutes)
Label the plan (if prompted)
Choose your default line for voice and data (if prompted)
Verify eSIM status under Settings > Cellular (or Mobile Data)