iPhone 13 Says No Service? Here’s How to Fix It

Seeing “No Service” on your iPhone 13? That means your phone can’t connect to your cellular network — so no calls, texts, or mobile data. Whether it’s caused by a software glitch, SIM issue, or weak signal, there are several easy fixes you can try before heading to the Apple Store. Here’s how to troubleshoot and get your iPhone 13 back online.

What Causes the No Service Issue?

🛠️ Software bugs after an iOS update
📶 Weak signal or dead zones
💧 Hardware damage (water, drops)
⚙️ Outdated carrier settings
💳 Loose or faulty SIM card
🚫 Disabled cellular or roaming settings

Try These Fixes First

1. Toggle Cellular Data

Go to Settings > Cellular
Turn Cellular Data OFF, wait a few seconds, then turn it ON

This refreshes your network connection.

2. Check Airplane Mode

Swipe down to open Control Center
Make sure Airplane Mode is turned OFF
If it’s already off, toggle it on for a few seconds, then back off

3. Restart Your iPhone

Go to Settings > General > Shut Down
Slide to power off, wait 30 seconds, then power back on

This clears temporary software bugs that might block your network signal.

4. Update Carrier Settings

Go to Settings > General > About
If a carrier settings update is available, you’ll see a pop-up
Tap Update

These updates improve compatibility with your carrier’s network.

5. Reinsert Your SIM Card

Use a SIM ejector or paperclip to remove the tray
Carefully remove and reinsert the SIM card
Push the tray back in and wait for the phone to reconnect

A loose or misaligned SIM can easily cause service issues.

6. Reset Network Settings

Go to Settings > General > Transfer or Reset iPhone > Reset
Tap Reset Network Settings
Enter your passcode and confirm

This erases saved Wi-Fi, Bluetooth, and carrier settings — but it won’t delete your personal data.

7. Contact Your Carrier

If none of the above worked, your issue might be account-related
Contact your provider to check for:
- Outages in your area
- SIM activation issues
- Account suspensions or data caps

No Service After iOS Update? Try This

Force Restart Your iPhone 13
- Press and release Volume Up
- Press and release Volume Down
- Hold the Side button until you see the Apple logo
Check for Carrier or iOS Updates
Reset Network Settings again
Enable Cellular Data and Roaming
Go to Settings > Cellular > Cellular Data Options

No Service When Traveling? Enable Roaming

Go to Settings > Cellular > Cellular Data Options
Turn on Data Roaming

This lets your iPhone 13 connect to foreign networks while abroad.

Still No Signal?

If you’ve tried everything and still can’t connect:

Back up your iPhone, then restore via iTunes or Finder
Visit an Apple Store or authorized repair center for a hardware check
Contact Apple Support