My phone is XR sometimes calls are hanging
Calls geting hang I between
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Try resetting the network setting.
- Tap Settings from your Home screen.
- Select General.
- Scroll down to and tap on Reset.
- Select Reset network settings from the given options.
- If prompted, enter your device passcode to continue.
- Then tap the option to confirm.
You can also try to remove then reinstall the SIM card on your iPhone XR.