Activation guide · iPhone

How to activate Halo Mobile on iPhone

Install your eSIM, set Halo as your primary line, and (optionally) transfer your number from your old carrier.

schedule3 min readUpdated May 15, 2026By the Halo team

Quick summary

01Settings → Cellular → Add eSIM, then scan the QR code from your Halo dashboard.
02Set Halo as your line for Cellular Data and Default Voice.
03Restart, test, then transfer your number from your old carrier.

STEP-BY-STEPFive steps to activate Halo on iPhone

01
qr_code_scanner
Install your Halo eSIM
Open Settings → Cellular → Add eSIM. Choose “Use QR Code” and scan the code in your Halo dashboard, or pick “Enter Details Manually” and paste the activation code shown there.
02
sim_card
Label and set Halo as your primary line
Label the new line “Halo Mobile”. On the next screen, set Halo as your line for Cellular Data and as your Default Voice line. iMessage and FaceTime will reassign automatically.
03
restart_alt
Restart your iPhone
Restart so iOS can finish provisioning. Wait for the carrier name to appear in the status bar before testing.
04
signal_cellular_4_bar
Test your service
Make a test call, send a test text, and load a web page on cellular (turn WiFi off briefly). If anything fails, our support team can sort it out.
05
phone_forwarded
Transfer your existing number
In your Halo dashboard, tap Transfer my number. Have your account number, billing zip, and Number Transfer PIN from your old carrier ready. Most ports finish in minutes.

priority_high

Important

Do not cancel your old line before the port. If you cancel first, your number can be lost. Halo handles the cancellation automatically once the port completes.

NEXTAfter your number transfers

Bring your number across: Transfer your number to Halo.
Not sure if your iPhone is unlocked? See Is your phone unlocked?.

FAQCommon questions

Most customers complete eSIM installation in under three minutes. Number transfers from another carrier usually finish within minutes once submitted, though some carriers can take longer at peak times.

Related guides

phone_android