iOS · iPhone & iPad
Troubleshoot 5G Not Working on iPhone
Source-checked About 10 minutes
Answer
Confirm the iPhone model, carrier plan, coverage, and SIM or eSIM support 5G. Then check Settings > Cellular > Cellular Data Options and toggle Airplane Mode before contacting the carrier.
Confirm the 5G prerequisites
Check that the iPhone is a supported model, your carrier and plan include 5G, and you are in a coverage area.
Review cellular data options
Open Settings > Cellular > Cellular Data Options and confirm the selected line can use 5G.
Reconnect and contact the carrier
Turn Airplane Mode on and off; if no 5G icon returns, ask the carrier to verify the plan and coverage.
Verify the result
Move within confirmed carrier coverage, disable Wi-Fi temporarily, and verify the status bar and a normal cellular data request use the intended line.
Video walkthrough
If it does not work
- If 5G remains absent, preserve carrier settings, plan, location, and time and contact the carrier. Do not reset or replace an eSIM without carrier instructions and recovery details.
Sources and verification
Checked against official documentation on . Scope: iPhone & iPad.
Follow the linked first-party guidance if labels differ after a platform or app update.