How to Change the Language on Your Phone (Android & iOS)
Changing the display language on your phone sounds simple — and usually it is — but the exact steps, available options, and potential side effects vary more than most people expect. Whether you're switching to a second language, helping someone set up a device in their native tongue, or correcting a language that got set incorrectly, here's what you actually need to know.
Why Phone Language Settings Work the Way They Do
Your phone's system language controls how menus, buttons, date formats, and built-in apps display text. It's separate from the language used by individual third-party apps, your keyboard input language, and your voice assistant's language — each of those can be set independently.
When you change the system language, the operating system applies that change globally to everything it controls. Apps you've downloaded from the App Store or Google Play will switch languages only if the developer has built in support for that language. If an app doesn't support your chosen language, it typically falls back to English or the closest language it does support.
This distinction matters: changing your phone's language doesn't guarantee every app will change with it.
How to Change the Language on Android 📱
Android's language settings live under Settings → General Management → Language, though the exact path varies slightly depending on the manufacturer and Android version.
General steps for most Android phones:
- Open Settings
- Scroll to General Management (Samsung) or System (stock Android / Pixel)
- Tap Language or Language & Input
- Tap Add Language if your target language isn't listed
- Search for and select the language
- Drag it to the top of the list or tap Apply
Android supports multiple languages simultaneously through a ranked list. The phone uses the top-ranked language first, then falls back to the next one if an app doesn't support it. This is genuinely useful for multilingual users — you're not forced to pick just one.
Samsung One UI, Xiaomi MIUI, OnePlus OxygenOS, and other Android skins can place these settings in slightly different locations, so if you don't see "General Management," look under System, Phone Settings, or use the Settings search bar.
How to Change the Language on iPhone (iOS) 🍎
On iPhone, the path is:
- Open Settings
- Tap General
- Tap Language & Region
- Tap Add Language (to add a new one) or tap your preferred language and drag it to the top
- Confirm when prompted — the phone will restart briefly to apply the change
Like Android, iOS supports a preferred language order. Apps use the highest-ranked language they support. If none of their supported languages match, they typically default to English.
One thing to note: Siri, keyboard language, and region format are each controlled separately within the same Language & Region menu. Changing the system language won't automatically update your keyboard layout — you'll need to add the corresponding keyboard under Settings → General → Keyboard → Keyboards → Add New Keyboard.
Variables That Affect Your Experience
The process sounds straightforward, but several factors shape what actually happens after you make the switch:
App language support — Major apps (Google Maps, WhatsApp, Instagram, etc.) support dozens of languages. Smaller or regional apps may support only one or two. Check an app's store listing under "Languages" if you're unsure.
Android version and manufacturer skin — Older Android versions (pre-Android 13) handle per-app language settings differently. Android 13 introduced per-app language preferences, letting you set different languages for individual apps without changing the system language. Not all devices have received this update, and not all apps have implemented support for it even on Android 13+.
iOS version — Per-app language support on iOS has been available since iOS 13. You can set it under Settings → [App Name] → Language for supported apps.
Keyboard and input language — If you're switching to a language with a different script (Arabic, Chinese, Japanese, Korean, Hindi, etc.), you'll need to install the corresponding keyboard input method. On Android, this is usually handled automatically with a prompt when you change the system language. On iOS, you add it manually via the Keyboard settings.
Region vs. language — Language controls text display. Region controls date formats, currency symbols, measurement units, and number formatting. These are separate settings — changing one doesn't change the other automatically.
What Happens to Your Data When You Switch Languages
Nothing. Your contacts, photos, apps, messages, and account data are completely unaffected by a language change. The switch only changes how the interface is displayed. You can switch back at any time, and everything will look exactly as it did before.
The Spectrum of Use Cases
| User Profile | Key Consideration |
|---|---|
| Switching permanently to a new language | System language + keyboard input both need updating |
| Learning a second language | Android's ranked language list or per-app settings offer more flexibility |
| Setting up a phone for someone else | Region settings matter as much as language |
| Using an app in a different language than your system | Per-app language settings (Android 13+ / iOS 13+) |
| Non-Latin script (Arabic, Chinese, etc.) | Keyboard input method installation is required |
The right approach depends on whether you want to change everything, change one app, or maintain a multilingual setup where different apps run in different languages. Android's per-app language feature (on supported devices) and iOS's equivalent give you more granular control than a simple system-wide switch — but only if your apps and OS version support it. That's the piece that varies the most from one person's phone to the next.