How to increase the size of letters on the Xiaomi TV: a step-by-step guide

Small print on Xiaomi TV can be a major inconvenience — especially if you watch TV from a long distance or have vision problems. Fortunately, the manufacturer has provided several ways to zoom text, from standard settings to hidden features for users with special needs. In this article, we will discuss all available methods, including those that are not dokumented in the official instructions.

It is important to understand that the possibilities of changing the font depend on the TV model and firmware version. MIUI TV. For example, on Mi. TV 4S Redmi Smart TV X algorithm will be different from the flagship models of Mi TV Q2 or Mi TV We will take these nuances into account and provide universal solutions that work on 90% of the brand’s devices.

If you've tried to zoom in on a standard menu, but you're not happy with the result, don't despair. In this article, you'll find alternative methods, including visually impaired mode, screen zooming, and even manual editing of system files for power users. Let's start with the simplest and move on to advanced techniques.

1. Standard change of font size in settings

Most Xiaomi TVs allow you to adjust the text size right in the accessibility menu. MIUI TV 3.0 and later (released after 2019). Here's the step-by-step instruction:

1. Turn on the TV and press the Settings button on the remote.
2. Go to the Settings section → System → Special features.
3. Select the font size (or Text Size in English firmware).
4. With the help of a slider or predefined values (Small, Medium, Large, Very Large) set the desired size.
5. Confirm the changes with the button OK and wait for the settings to apply (the TV may be "suspended" for a while").

On some models (e.g., Mi) TV P1) Instead of a slider, a choice is offered from 4-5 If you don't like the maximum size, move on to the following methods.

⚠️ Attention: On TVs with permission 4K As you zoom in, you can have a slight blurring of text, and that's because you can scale up the low-resolution font to the bottom. 3840×2160 The solution is to use the pixel mode. 1080p (below).

After changing the font size, check how the text appears in:

• 📺 Main menu and application tiles
• 🎬 Movie Signatures (if you use a built-in player)
• 🌐 Browser (when browsing the web)
• 📱 Mi Home screen (if connected to smart devices)

2. Mode for the visually impaired (High Contrast Text)

If standard font magnification isn't enough, Xiaomi has a special High Contrast Text mode, which not only increases the size of the letters, but also makes them bolder, and changes the color scheme for better readability.

1. Open Settings → System → Special Opportunities.
2. Find the option High Contrast Text (High Contrast Text).
3. Turn on the switch and select one of the suggested styles:

After activation of the mode, the text will become larger 20-30% It's a lot more line spacing than a standard "Very Large" font, and it's also going to make it easier to read long paragraphs.

⚠️ Attention: In high contrast mode, some interface elements (such as application icons) may not display correctly. This is not a bug, but a feature of the function. To return the standard view, turn off the mode in the settings.

If you need to temporarily disable high-contrast text (for example, to watch a movie), but do not want to climb into the settings, use quick access:

• 🔄 Press and hold the Menu button on the remote for 3 seconds.
• 🖱️ In the menu that appears, select Special Opportunities
• ⚡ With one click, turn on/off mode.

3. Whole screen scaling (Zoom)

When you want to zoom in, not just the font, but all the interface elements, the screen zoom function will help, and it works like a magnifier, allowing you to zoom in on any part of the image, and it's useful for:

• 📖 Reading small text in apps (for example, on YouTube or Netflix)
• 🔍 View details on maps (Google Maps)
• 📊 Viewing tables and graphs in the browser

To activate scaling:

1. Go to Settings. → System system → Special facilities → Scaling.
2. Enable Screen zoom (or Screen zoom) option.
3. Set the parameters:

Scale coefficient: from 1.2x to 3.0x (we recommend starting with 1.5x)


Type of control: "Triple press" or "Gestural remote"




- The magnification area: "All screen" or "Lupa"

For convenience, you can assign hot keys:

• 🔘 Triple push of the button OK — fast-on/off-loop
• 🔄 Back button + Volume Up – Increase in scale
• 🔙 Back button + Volume Down – Reducing the scale

⚠️ Note: With a scaling factor higher 2.0x Image artifacts (pixelation) can be observed on models with Full resolution HD. Nana 4K-In televisions, this effect is less noticeable.

Turn off auto-update apps

Close all background processes

Connect Bluetooth remote for stable gestures

Take a photo of the current screen settings-->

4. Change in screen resolution (for advanced users)

One of the little-known ways to increase the font is to forcefully reduce the resolution of the screen from the 4K before 1080p. All interface elements, including text, automatically scale 2 times. MIUI TV 4.0+, but has its own nuances.

To change the permit:

1. Open Settings → Display and sound → Screen resolution.
2. Instead of the standard 3840×2160 (4K) choose 1920×1080 (Full HD).
3. Confirm the change and wait for the TV to restart (it can take up to 30 seconds).

Advantages of this method:

• 🔍 Font becomes 2 times larger without loss of clarity
• 🎮 Improved performance in games (less load on the game) GPU)
• 📶 Internet traffic consumption decreases during streaming

However, there are also disadvantages:

• 🖼️ Deterioration of the image (especially noticeable on large diagonals)
• 🎬 Some of them 4K-The video will automatically drop to 1080p
• 🔄 When returning to 4K You will have to reset the position of the interface elements.

⚠️ Note: On Xiaomi TVs with an Amlogic processor S905 (Like Mi. TV 4A) If you change the resolution, the color calibration may be lost. To return the factory color settings, reset to Settings. → System system → Resetting image settings.

5. Manual editing of system files (for experienced)

If none of the above methods have produced the desired result, you can try to manually change the font parameters through the system files. ADB (Android Debug Bridge is only suitable for users with experience with Android systems.

You'll need:

• 🖥️ Computer installed ADB and drivers for Xiaomi TV
• 🔌 USB-cable (preferably original)
• 📱 Included debugging by USB TV-wise

Step-by-step:

1. Activate Developer Mode: Go to Settings → About TV and click on Build Number 7 times.
2. Go back to Settings → System → For developers and enable USB debugging.
3. Connect the TV to the computer and enter into ADB team:

adb shell settings put system font_scale 1.3

Where 1.3 is the zoom factor (you can set values from 0.85 to 1.5). After you enter the command, the TV should be restarted:

adb shell reboot

To return to the standard font size, use:

adb shell settings put system font_scale 1.0

⚠️ Warning: Incorrect editing of system settings can lead to a cyclical reboot of the TV. font_scale screen turned black, reset via recovery: Turn off power + Volume Down on the remote Connect power and hold the buttons 10 In the recovery menu, select Wipe. data/factory reset

adb pull /data/data/com.android.providers.settings/databases/settings.db

This will allow you to restore the parameters in the event of a failure.-->

6. Alternative solutions for specific applications

If you only need to zoom in on certain apps (like YouTube or your browser), you can use their built-in settings. Here's how to do it for popular services:

For applications where there are no built-in font settings (such as Prime Video or OKKO), workaround:

1. Install the Big Font app from GetApps (the official Xiaomi store) on your TV.
2. Run it and select System Scaling.
3. Set the ratio 1.2x-1.4x and reboot the TV.

This application creates a surface scaling layer that works even in programs where the font change is usually blocked.

💡

For streaming services (YouTube, Netflix), it is better to use their built-in subtitle settings rather than system zooming, which will avoid problems with displaying high-resolution video.

Hardware solutions: remotes and accessories

If software methods don't work, consider hardware solutions, which are especially relevant for users with severe vision problems.

• 🔍 Magnifying magnifiers for TV: Optical devices that are mounted on the screen and enlarge the image in the 2-5 The best models are the Barska. TV Pro or Carson eMag.
• 🎮 Voice-controlled remotes: Allows you to control your TV without having to read small text on the screen. for example, Xiaomi Mi Remote Pro with support OK Google.
• 🖥️ Connecting to a monitor: If your TV has an outlet HDMI ARC, You can connect it to a larger screen or projector with support for scaling.
• 📱 Companion apps: Install Mi Remote on your smartphone and control the TV via your phone, where the font can be enlarged separately.

For Xiaomi models with Google Assistant support (e.g. Mi). TV Q1 75′′ voice magnification function available:

1. Say, "OK Google, zoom in on the screen."
2. The assistant will offer to select the scaling factor from 1.1x before 2.0x.
3. Confirm the command by voice or through a notification on the screen.

⚠️ WARNING: When using hardware magnifiers, avoid autofocus models - they can create flickering on 120Hz screens. Optimal choice: manual focus and anti-reflective magnifiers.

Frequently asked questions