Modern Xiaomi smartphones, which are based on MIUI shells or the new HyperOS, are set to maximum readability by default. Standard font size is tailored to make text visible even in poor lighting or to users with imperfect vision. However, for many owners of flagship models with high-resolution screens, this approach seems redundant. Large headers and bulky buttons take up useful space, which makes the screen fit less content.
Changing text size is not just a matter of aesthetics, it's also a way to improve productivity. By reducing the font, you can look at more lines in messenger messages or see additional columns in tables without the need for constant scrolling. In addition, on displays with pixel density above 400 ppi, thin letter lines look much clearer and more elegant than the standard "fat" outlines imposed by the system.
In this article, we’ll look at all the ways you can reduce letter size, from basic menu settings to advanced methods through engineering menus and third-party launchers, and learn how to scale the interface regardless of font size, giving you the most flexibility in personalizing the look of your device.
Basic setting of font size in the menu
The easiest and safest way to resize text is to use the built-in tools of the system. The path to settings may vary slightly depending on the version of the shell, but the logic remains the same. You don't need root rights or a computer connection, all the actions are done in a couple of taps.
To start, open the Settings app and look for the Screen section. In some firmware versions, this item may be called the Display or be inside the Additional category. This is where the sliders are located, which are responsible for visual perception of content. Note that changing one parameter can automatically affect other elements of the interface.
When you go to the menu, you'll see a multi-division scale, and moving the slider to the left reduces the size of the characters, and the system immediately shows you a preview of the changes so you can evaluate the results in real time, and it's important not to overdo it: too small text can become unreadable in bright sunlight.
It's worth noting that in the new versions of HyperOS, the zoom algorithm has become smarter. Now, as the font is reduced, the system automatically adjusts the line spacing to prevent strings from clumping together, especially for news feeds and long articles in the browser.
Customize the DPI scale and interface elements
Often users confuse the font size with the overall interface scale. If the letter size in the screen settings didn't work out and the buttons remained large, you need to change the DPI (dots per inch) or "Lessest width" setting in the developer menu, which is a deeper setting that affects the density of all the elements.
To access these hidden options, you first need to activate the developer mode. Go to Settings → About Phone and quickly click 7 times on the MIUI Version (or OS Version). Once the message “You became a developer” appears, a new section “Additional or Advanced Settings” will appear in the settings menu.
☑️ Activation of the developer mode
Inside the developer menu, find the "Less Width" (or Min width) item. The default value is usually 360–392 dp. Reducing this number will make all interface elements smaller, increasing the usable screen area. Be careful: setting a value too low (for example, below 300) can make the interface unreadable and require resetting.
⚠️ Note: Write down the initial value DPI If you set an unsupported value, the interface can break, and it's impossible to get everything back through the menu without a complete data reset.
Scaling is especially useful on Xiaomi Pad tablets or large-diagonal smartphones, where standard elements look disproportionately large, and it can achieve a similar effect to the desktop version of the interface.
Use of themes and third-party launchers
If you don't have enough system constraints, then design themes and alternative desktops come to the rescue, and the MIUI Theme Store offers thousands of options where not only icons, but also fonts and interface sizes are changed by the authors.
When installing a theme, pay attention to the description: many authors indicate whether the theme is optimized for “small print” or “compact mode.” Some themes force their sizes to be sized, ignoring system settings, which can be a great solution for your task.
Alternative launchers like Nova Launcher or Microsoft Launcher allow you to customize the size of your desktop grid and the signature font of icons in detail, which won’t change the size of the text inside your apps, but will make your home screen more informative and tidy.
💡
Use Hide Icon Signatures in the launcher settings if you care more about visual purity than app names, which will free up even more space.
There are also specialized font management applications that require certificates or virtual space, which allow you to embed custom font files (.ttf) that are physically smaller than standard ones, even if the size slider is twisted to the maximum.
Comparison of methods of changing the size of the text
The choice of method depends on your goals and level of training. Below is a table that will help you determine the best way to set up your Xiaomi or Redmi device.
| Method | Difficulty | Impact on the system | Security |
|---|---|---|---|
| Standard settings | Low. | Only text | Tall. |
| Developer settings (DPI) | Medium | The interface. | Medium |
| Third-party topics | Low. | Visual style | Tall. |
| Castomic fonts (Root) | Tall. | System files | Low. |
As you can see from the table, for most users, the best option is a combination of standard settings and neat editing of DPI. The use of root rights is justified only for enthusiasts who know exactly which system font files they are replacing.
Remember that after updating the firmware, some custom settings may be reset, in which case the procedure will have to be repeated, so it makes sense to take a screenshot of your preferred values.
Compatibility and readability issues
By reducing the letter size, you may encounter problems in some applications. Individual programs, especially bank clients or older versions of software, may ignore the system zoom settings, leaving text in them large while the rest of the interface becomes small, creating a visual imbalance.
In addition, excessive font reduction can lead to display artifacts: letters can be cropped, overlapped, or become unreadable on certain backgrounds, especially in serif or complex fonts.
What to do if the text becomes unreadable?
For people with visual impairment, a smaller font can make smartphone use uncomfortable, and in such cases it is better to use Reading mode or color inversion, which improves contrast without changing the size of the characters.
Resetting settings and returning to the original
If experiments with font size and scale have led to unstable interface operation, the settings can always be returned to factory values. The easiest way is to find the settings menu item "Reset font settings" or "Default".
In case the interface is “left” so that you can not get into the menu, resetting all settings through recovery mode or use will help. ADB-This is a last resort, but it guarantees a return to the original state of the system.
⚠️ Note: Wipe Data will delete all your personal files. Use the Reset Settings option to save photos and contacts.
Check system updates regularly. Xiaomi engineers are constantly improving the font rendering algorithms, and in new versions of the software, the problem with the readability of small text can be solved automatically at the system level.
💡
The optimal balance between font size and usability is achieved experimentally, and change the parameters gradually, checking the results in different applications.