- [Support](https://www.t-mobile.com/support)
- [Get started](#)
- [New to T-Mobile?](https://www.t-mobile.com/support/new-to-tmobile)
[Switching is easy](https://www.t-mobile.com/support/new-to-tmobile/family-freedom)
[Set up your device](https://www.t-mobile.com/support/new-to-tmobile/device)
[Using the app](https://www.t-mobile.com/support/plans-features/t-mobile-app)
[All get started topics](https://www.t-mobile.com/support/new-to-tmobile)
- [Account resources](#)
- [Ways to pay your bill](https://www.t-mobile.com/support/account/pay-your-bill)
[All about your bill](https://www.t-mobile.com/support/account/whats-impacting-your-bill)
[Line permissions](https://www.t-mobile.com/support/account/set-online-permissions)
[Your T-Mobile ID](https://www.t-mobile.com/support/account/set-up-and-manage-your-t-mobile-id)
[Your PIN/Passcode](https://www.t-mobile.com/support/account/update-your-customer-pinpasscode)
[All account resources topics](https://www.t-mobile.com/support/account)
- [Network & roaming](#)
- [T-Mobile network](https://www.t-mobile.com/support/coverage/t-mobile-network)
[In-flight texting and Wi-Fi](https://www.t-mobile.com/support/coverage/t-mobile-in-flight-texting-and-wi-fi)
[Wi-Fi Calling](https://www.t-mobile.com/support/coverage/wi-fi-calling-from-t-mobile)
[International roaming](https://www.t-mobile.com/support/coverage/international-roaming-services)
[Mobile Without Borders](https://www.t-mobile.com/support/coverage/mobile-without-borders)
[All network & roaming topics](https://www.t-mobile.com/support/coverage)
- [Plans support](#)
- [Find the right plan](https://www.t-mobile.com/support/plans-features/find-the-right-plan-for-you)
[Netflix on Us](https://www.t-mobile.com/support/plans-features/netflix-on-us)
[HotSpot plans](https://www.t-mobile.com/support/plans-features/mobile-internet-plans-for-hotspots)
[Voicemail](https://www.t-mobile.com/support/plans-features/voicemail)
[Use Mobile HotSpot](https://www.t-mobile.com/support/plans-features/smartphone-mobile-hotspot-wi-fi-sharing--tethering)
[All plans support topics](https://www.t-mobile.com/support/plans-features)
- [Device assistance](#)
- [Tutorials](https://www.t-mobile.com/support/tutorials)
[Troubleshooting](https://www.t-mobile.com/support/phones-tablets-devices/troubleshooting)
[Unlock your device](https://www.t-mobile.com/support/devices/unlock-your-mobile-wireless-device)
[Protect your device](https://www.t-mobile.com/support/devices/protectionandlt360andgt-and-device-protection)
[SIM card & eSIM](https://www.t-mobile.com/support/devices/sim-esim)
[All device assistance topics](https://www.t-mobile.com/support/phones-tablets-devices)
- [Business support](#)
- [Get T-Mobile for Business](https://www.t-mobile.com/support/business/new-to-business)
[Billing and payments](https://www.t-mobile.com/support/business/billing)
[Manage your account](https://www.t-mobile.com/support/business/account)
[Orders and shopping](https://www.t-mobile.com/support/business/orders-shopping)
[Account Hub registration](https://www.t-mobile.com/support/business/account-hub-registration)
[All business support topics](https://www.t-mobile.com/support/business)
[SUPPORT](https://www.t-mobile.com/support)
- [Get started](#)
- [New to T-Mobile?](https://www.t-mobile.com/support/new-to-tmobile)
- [Switching is easy](https://www.t-mobile.com/support/new-to-tmobile/family-freedom)
- [Set up your device](https://www.t-mobile.com/support/new-to-tmobile/device)
- [Using the app](https://www.t-mobile.com/support/plans-features/t-mobile-app)
- [All get started topics](https://www.t-mobile.com/support/new-to-tmobile)
- [Account resources](#)
- [Ways to pay your bill](https://www.t-mobile.com/support/account/pay-your-bill)
- [All about your bill](https://www.t-mobile.com/support/account/whats-impacting-your-bill)
- [Line permissions](https://www.t-mobile.com/support/account/set-online-permissions)
- [Your T-Mobile ID](https://www.t-mobile.com/support/account/set-up-and-manage-your-t-mobile-id)
- [Your PIN/Passcode](https://www.t-mobile.com/support/account/update-your-customer-pinpasscode)
- [All account resources topics](https://www.t-mobile.com/support/account)
- [Network & roaming](#)
- [T-Mobile network](https://www.t-mobile.com/support/coverage/t-mobile-network)
- [In-flight texting and Wi-Fi](https://www.t-mobile.com/support/coverage/t-mobile-in-flight-texting-and-wi-fi)
- [Wi-Fi Calling](https://www.t-mobile.com/support/coverage/wi-fi-calling-from-t-mobile)
- [International roaming](https://www.t-mobile.com/support/coverage/international-roaming-services)
- [Mobile Without Borders](https://www.t-mobile.com/support/coverage/mobile-without-borders)
- [All network & roaming topics](https://www.t-mobile.com/support/coverage)
- [Plans support](#)
- [Find the right plan](https://www.t-mobile.com/support/plans-features/find-the-right-plan-for-you)
- [Netflix on Us](https://www.t-mobile.com/support/plans-features/netflix-on-us)
- [HotSpot plans](https://www.t-mobile.com/support/plans-features/mobile-internet-plans-for-hotspots)
- [Voicemail](https://www.t-mobile.com/support/plans-features/voicemail)
- [Use Mobile HotSpot](https://www.t-mobile.com/support/plans-features/smartphone-mobile-hotspot-wi-fi-sharing--tethering)
- [All plans support topics](https://www.t-mobile.com/support/plans-features)
- [Device assistance](#)
- [Tutorials](https://www.t-mobile.com/support/tutorials)
- [Troubleshooting](https://www.t-mobile.com/support/phones-tablets-devices/troubleshooting)
- [Unlock your device](https://www.t-mobile.com/support/devices/unlock-your-mobile-wireless-device)
- [Protect your device](https://www.t-mobile.com/support/devices/protectionandlt360andgt-and-device-protection)
- [SIM card & eSIM](https://www.t-mobile.com/support/devices/sim-esim)
- [All device assistance topics](https://www.t-mobile.com/support/phones-tablets-devices)
- [Business support](#)
- [Get T-Mobile for Business](https://www.t-mobile.com/support/business/new-to-business)
- [Billing and payments](https://www.t-mobile.com/support/business/billing)
- [Manage your account](https://www.t-mobile.com/support/business/account)
- [Orders and shopping](https://www.t-mobile.com/support/business/orders-shopping)
- [Account Hub registration](https://www.t-mobile.com/support/business/account-hub-registration)
- [All business support topics](https://www.t-mobile.com/support/business)
[Support](https://www.t-mobile.com/support/) [Apple](https://www.t-mobile.com/support/support/devices/apple)
# Apple iOS 12
## Popular help
## Troubleshooting
Down with downtime! Learn how to troubleshoot problems with your mobile phone, tablet, or Internet device.
[Troubleshoot your device](https://www.t-mobile.com/support/phones-tablets-devices/troubleshooting)
## How Tos
Apps & Accessories
- [Manage apps: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38537)
- [Multitasking: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38519)
- [Pre-installed apps: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38562)
Battery, Memory, & Storage
- [Battery life: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38552)
- [Battery: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38512)
- [Data usage: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38535)
- [Internal memory (RAM): Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38518)
- [Internal storage (ROM): Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38545)
- [SIM card: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38575)
Calling, Contacts, & Calendar
- [Calendar: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38542)
- [Contacts: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38523)
- [Manage calls: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-38486)
- [Time & date: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38525)
- [Wi-Fi calling: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-38520)
Connections & Network
- [Bluetooth: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38513)
- [Browser: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38514)
- [eSIM settings: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-39253)
- [GPS: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38485)
- [Network, APN, and VoLTE: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38546)
- [Smartphone Mobile Hotspot: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38578)
- [Sync: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38577)
- [Tethering: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38576)
- [Wi-Fi settings: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38487)
Email & Messaging
- [Email accounts: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38544)
- [Email messages: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38516)
- [Keyboard: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38536)
- [Language: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38524)
- [Manage messages: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-38538)
- [Send messages: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-38579)
- [Text to speech: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38580)
Media & Sound
- [Camera & gallery: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38534)
- [Music player: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38540)
- [Notifications & ringtones: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38561)
Security
- [Anti-theft: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38533)
- [Device lock: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38543)
- [Mobile Device Unlock: Apple iPhone on iOS 12](https://www.t-mobile.com/support/docs/DOC-38539)
- [PUK code unlock: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38592)
- [SIM PIN: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38591)
Settings & Tech Specs
- [Backlight & display: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38551)
- [Getting started: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38517)
- [Menu tree: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38553)
- [Voice commands: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38563)
Software updates & Backup
- [Backup & restore: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38522)
- [Device resets: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38515)
- [Software versions & updates: Apple iPhone & iPad on iOS 12](https://www.t-mobile.com/support/docs/DOC-38574)
## Search for help and more
## Can't find what you're looking for?
- [Contact Us](https://www.t-mobile.com/contact-us)
- [Ask our community](https://www.t-mobile.com/community/)