Function T9 (or predictive text input) significantly speeds up typing messages on smartphones Xiaomi Redmi, offering word options based on the first letters. However, after updating MIUI, resetting the settings, or installing a third-party keyboard, this function may be disabled - or completely absent from the menu. In this article, we will look at how to correctly activate T9 on different firmware versions, what settings are responsible for auto-completion, and what to do if the system does not save the user dictionary.

The feature Redmi is that the manufacturer often modifies the standard keyboard Gboard or uses a proprietary solution Mi Keyboard. This means that the T9 switching paths may differ even on devices of the same line - for example, on Redmi Note 12 i Redmi 10. We will look at universal methods, as well as nuances for specific models and versions. MIUI.

If you are faced with the fact that the keyboard does not offer word options or underlines them in red, the problem is not always a disabled T9. Perhaps the language settings have gone wrong, the application cache is damaged, or several installed keyboards are conflicting. At the end of the article you will find FAQ answers to typical questions, including resetting the dictionary and restoring deleted words.

What is T9 and how does it work on Xiaomi Redmi

Technology T9 (from English. Text on 9 keys) was originally developed for push-button phones, where each number key corresponded to several letters. Modern smartphones use an improved version - predictive input, which analyzes:

  • 📊 Frequency of use words - the more often you type a word, the higher it rises in the list of suggestions.
  • 🗣️ Phrase context —the algorithm takes into account previous words to offer relevant options (for example, after “hello,” “how are you?” is more likely to appear than “car”).
  • 📱 User dictionary —saved names, slang or professional terms that are not in the standard dictionary.

On Xiaomi Redmi the built-in keyboard is responsible for T9 Mi Keyboard (in MIUI) or Gboard (if installed separately). The main difference is that it is more deeply integrated into the system and can synchronize the dictionary with your account, whereas it uses the cloud. This affects where to look for T9 settings. Mi Keyboard is more deeply integrated into the system and can synchronize the dictionary with your account Mi Account, whereas Gboard uses the cloud Google. This affects where to look for T9 settings.

It is important to understand that T9 ≠ autocorrect. AutoCorrect corrects typos automatically, and T9 only suggests options without changing the entered text. On Redmi these functions are often combined in one section of the settings, which causes confusion.

📊 What keyboard do you use on Xiaomi Redmi?
Mi Keyboard (built-in)
Gboard (from Google)
Another third party
I don’t know

How to check if T9 is enabled on your Redmi

Before setting up T9, make sure that the function is really disabled. Here are signs that predictive typing isn't working:

  • ❌ When typing, the panel with word suggestions does not appear above the keyboard The panel with word options does not appear.
  • ❌ The keyboard underlines words in red, but does not offer corrections.
  • ❌ Previously entered words (for example, contact names) not saved to the dictionary.

To diagnose the problem:

  1. Open any text field (for example, in Messages or Notes).
  2. Start typing the word (for example, “priv” for “hello”).
  3. If no prompts appear above the keyboard, T9 is disabled or the settings are lost.

If prompts appear, but irrelevant (for example, they offer “greeting” instead of “hello”), the problem is in the dictionary - it needs to be reset or updated. More about this in the section "How to reset the T9 dictionary".

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On some Redmi models (for example, Redmi 9A) T9 may not work in applications with their own input fields (for example, VKontakte or Telegram). Try testing the function in standard applications - Messages or Notepad.

Step-by-step guide: how to enable T9 on Mi Keyboard

If you are using a standard keyboard Mi KeyboardPlease note: the path to the settings may vary slightly depending on. version MIUI (for example, in MIUI 14 and MIUI 12.5 the menu is organized differently).

Check the MIUI version in Settings → About phone

Make sure that Mi Keyboard is set as the default keyboard

Close all applications that use the keyboard (for example, instant messengers)

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Steps to enable T9:

  1. Open Settings → Additional settings → Language and input.
  2. Tap on Current keyboard (or Keyboard management in new versions).
  3. Select Mi Keyboard (if it is not in the list, install from Mi App Store).
  4. Click on the gear ⚙️ next to Mi Keyboard to go to settings.
  5. Select the language for which you want to enable T9 (for example, Russian).
  6. Go to section Text input or Text prediction (the name may vary).
  7. Activate the switches:
    • 🔘 Text prediction (main switch T9).
    • 🔘 Autocorrect (optional if you need automatic correction).
    • 🔘 Training from the keyboard (to adapt to your writing style).
  • Return to the text field and check your work T9.

    • If there is no item in the settings Text prediction, update Mi Keyboard via Mi App Store or clear the application cache (see section "Clearing the keyboard cache").

    What to do if there is no "Text Prediction" section?

    On some firmware (for example MIUI Global for the European market) the T9 function may be hidden In this case:

    1. Install Gboard from Play Market and configure T9 there.

    2. Or switch to regional firmware MIUI China (requires unlocking the bootloader).

    Setting up T9 in Gboard on Xiaomi Redmi

    If you prefer a keyboard from Googlethe process of turning on T9 will be different. Gboard offers more flexible settings, including synchronizing the dictionary with your account Google and support Here's how to enable predictive input:

    Steps to Gboard:

    1. Install Gboard from Play Marketif it is not already installed.
    2. Open any text field, swipe across the toolbar. keyboard to the left and select ⚙️ Settings.
    3. Go to Text corrector → Text prediction.
    4. Enable switches:
      • 🔘 Show hints (main parameter T9).
      • 🔘 Next word (prediction of the next word in a phrase).
      • 🔘 Keyboard learning (for personalization prompts).
  • Go back to Languages and make sure that the desired language (for example, Russian) is enabled and downloaded.

    • Gboard also allows you to customize Tooltip style (size, transparency) and Exclude profanity from suggestions. To do this, go to Settings → Themes and appearance → Customizing the tooltip bar.

    Function Mi Keyboard Gboard
    Dictionary synchronization Via Mi Account Via Google Account
    Gesture support Limited Full (swipe input)
    Dictionary training Yes (manually) Automatic
    Work offline Yes Yes (after downloading the language)

    If after turning on the T9 in Gboard tips do not appear, check whether the keyboard conflicts with Mi Keyboard. To do this, disable the second keyboard in Settings → Language and input → Manage keyboards.

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    Gboard is updated more often and supports more languages ​​than Mi Keyboard. If advanced vocabulary is important to you (for example, for professional jargon), choose Gboard.

    Why T9 does not work: common problems and solutions

    If you turned on T9, but it still does not function, the reasons may be as follows:

    • 🔄 The language settings are lost - the keyboard may offer hints on another language. Check that the main input language matches the text you are typing.
    • 🗑️ The keyboard cache is damaged —temporary files can block the operation of the T9. The solution is to clear the cache (instructions below).
    • 📱 Keyboard conflict — if several keyboards are installed, the system can switch between them, resetting the settings.
    • 🔒 Security restrictions — some applications (for example, banking) block predictive input.

    To diagnose the problem:

    1. Try entering text in different applications (for example, Messages and Google Search).
    2. Check if there is a notification above the keyboard indicating that Text prediction is disabled for this field.
    3. Make sure that in the keyboard settings enabled correct language (for example, Russian (Russia)and not Russian (Ukraine)).

    If the problem persists, try reset the keyboard settings to factory settings. To do this:

    1. Open the keyboard settings (Mi Keyboard or Gboard).
    2. Find section Reset settings or Restore default values.
    3. Confirm the reset and reboot the device.
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    On Redmi s firmware MIUI EU (unofficial European build) T9 may not work due to lack of Google certification. In this case, installing NikGApps or switching to official firmware will help.

    Clearing the keyboard cache: when and how to do it

    The keyboard cache stores temporary data, including the history of entered words and prediction settings. If it is damaged, the T9 may work incorrectly: it may suggest non-existent words, ignore new additions to the dictionary, or not show hints at all. Clearing the cache is the first step in diagnosing problems.

    Instructions for Mi Keyboard:

    1. Go to. in Settings → Applications → Manage applications.
    2. Find Mi Keyboard in the list and tap on it.
    3. Select Storage → Clear cache.
    4. Do not clear data —this will delete the user dictionary!
    5. Restart the device.

    For Gboard:

    1. Open Settings → Applications → Gboard.
    2. Go to Storage and cache.
    3. Click Clear cache.
    4. If the problem persists, try Reset settings in the menu Gboard.

    After clearing the cache, the keyboard may temporarily offer less relevant prompts - this is normal. After 1-2 days of use, the system adapts to your writing style.

    ⚠️ Attention: If, after clearing the cache, the T9 stopped working altogether, check if the application permissions are correct. Go to Settings → Applications → Mi Keyboard/Gboard → Permissions and make sure that all the necessary options are enabled (for example, Access to SMS to autocomplete contact names).

    How to reset or update the T9 dictionary

    If the keyboard offers outdated or incorrect words (for example, instead of “thanks” it writes “thanks”), the problem is in the user dictionary. update (adding new words) or reset (deleting all saved data).

    To update the dictionary:

    • 📝 Enter the problematic word manually several times - the keyboard will remember it.
    • 🔤 In Gboard you can add the word to the dictionary manually: go to Settings → Dictionary → Custom dictionary and add a new word.
    • 🔄 In Mi Keyboard update the dictionary via Settings → Language and input → Mi Keyboard → Keyboard learning.

    To completely reset the dictionary:

    1. Open the keyboard settings (Mi Keyboard or Gboard).
    2. Find the section Dictionary or Custom words.
    3. Select Delete user data or Reset dictionary.
    4. Confirm the action.

    On Xiaomi Redmi with firmware MIUI 13/14 resetting the dictionary may require rebooting the device. If after resetting the T9 still does not work, try temporarily disabling synchronization with your account Mi/Google and re-enabling it.

    ⚠️ Attention: Resetting the dictionary will delete all saved words, including contact names and slang. Before the procedure, export important data (for example, take screenshots of frequently used words).

    FAQ: Frequently asked questions about T9 on Xiaomi Redmi

    🔹 Why does T9 offer words in English, although I type in Russian?

    This happens if several languages are enabled in the keyboard settings at the same time, and the system incorrectly detects the input language. Solution:

    1. Open the keyboard settings.
    2. Remove unnecessary languages from the list of active ones (leave only Russian).
    3. Disable the option Auto-detection of language (if any).

    If the problem persists, clear the keyboard cache (see section "Clearing the cache").

    🔹 Is it possible to transfer a custom dictionary to another Redmi?

    Yes, but the methods depend on the keyboard:

    • For Gboard: The dictionary is synchronized with your account Google. Just log into the same account on the new device.
    • For Mi Keyboard: Use backup via Settings → Accounts → Mi Account → Synchronization. Make sure that the option is enabled Keyboard settings.

    If synchronization does not work, export the dictionary manually through applications like Swift Backup (root access is required).

    🔹 T9 works in Messages, but does not work in VKontakte. Why?

    Some applications (for example, VKontakte, Telegram, banking applications) block predictive input for security reasons or due to their own input fields. There are several solutions:

    • Try using Gboard instead of Mi Keyboard - it is better compatible with third-party applications.
    • Update the problematic application to the latest version.
    • In the keyboard settings, disable the option Text prediction for all applications and enable it selectively.
    🔹 How to disable profanity in T9 tips?

    In Gboard i Mi Keyboard there are built-in filters for obscene words. To activate them:

    • In Gboard: Settings → Text corrector → Block obscene words.
    • In Mi Keyboard: Settings → Text input → Content filter.

    If the filter does not work, add problematic words to the blacklist manually through the user dictionary.

    🔹 After updating MIUI, all saved words disappeared. How to restore them?

    If the dictionary was reset after a system update, try:

    1. Login to your account Mi/Google and wait for synchronization (may take up to 24 hours).
    2. Check if the backup copy is in Settings → System → Backup.
    3. If all else fails, use data recovery applications (for example, Dr.Fone), but success is not guaranteed.

    In the future, regularly export the dictionary via Keyboard settings → Export/Import (if function supported).