How to change the lock screen on Xiaomi Redmi 7: from wallpaper to hidden features MIUI

The lock screen on Xiaomi Redmi 7 is not just a barrier to the smartphone, but a full-fledged tool for personalization and quick access to functions. Many users do not even suspect that here you can not only change the wallpaper, but also configure the display of notifications, add weather or music widgets, and activate hidden gestures. MIUI Often hidden in non-obvious menu sections, and some functions require manual activation through the developer settings.

In this article, we will explore all possible ways to customize the lock screen, from basic background change to deep tuning of animations and security, and focus on the typical problems: Why new wallpapers don’t apply, how to return the standard look after unsuccessful experiments, and what to do if the lock screen brakes after the update MIUI. The instructions are valid for all firmware versions, including MIUI 10/11/12, and do not require root rights.

If you just bought Redmi 7 or upgraded to a new version MIUI, The first thing to do is check the available personalization options. Unlike newer models (like the Redmi Note 10), there is no built-in theme store, but that doesn’t mean that the choice is limited. Next, you’ll learn how to get around this limitation and where to download additional lock screen styles without risking security.

1. Basic change of lock screen wallpaper

The easiest way to refresh the look of a smartphone is to change the background image. On Redmi 7, this is done in two clicks, but there are nuances: for example, not all wallpaper from the gallery is supported by the system, and some can be cropped or stretched. Here is how to avoid typical mistakes:

Open the Settings menu → Lock screen. Here you'll see three tabs: Wallpaper, Style and Additional. First, select the first item:

• 🖼️ Gallery – upload any image from your phone’s memory (recommended resolution — 1080×2340 perfect fit).
• 🌄 Live wallpaper - animated background pictures (available only in the MIUI 11+).
• 🎨 Color - monotonous background with the possibility of choosing a shade from the palette.
• 📱 Themes – pre-installed styles (their number depends on the firmware version).

Important: If the image you select doesn't fit, the system will automatically trim it down the center, and to avoid losing important details, use editors like Snapseed or Lightroom to pre-cut it at 18:9 aspect ratios.

⚠️ Attention: Redmi 7s MIUI 10 live wallpapers can cause increased battery consumption (up to 5-7% per hour in standby mode.

2. Style and layout of the lock screen

Besides wallpaper, in MIUI You can change the location of the items on the lock screen: hours, dates, notification icons, even font. → Lock screen → Style. That's what's available here:

Especially useful option "Dual lock screen" (available in the MIUI It allows you to divide information: on the main screen, you display hours and notifications, and on the swipe to the left, you display weather, calendar or notes. → Lock screen → Additionally. → Double screen.

If you don't have the style you want in your standard settings, you can use third-party apps like Lock Screen Customizer (requires overlay permission), but beware: some programs may collect unlock data.

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To return the standard lock screen style after unsuccessful experiments, reset the settings in Settings → Lock screen → Reset to the factory. It won't affect the wallpaper and passwords.

3.Add widgets and quick actions

Lock screen on Redmi 7 It can become the control center of a smartphone if you set up the widgets and gestures correctly. By default, only the hours and notification icons are displayed here, but in the case of a smartphone, you can see the clock and the buttons. MIUI 11/12 Additional elements available:

• 🌡️ Weather – temperature, humidity and forecast for 3 days (data taken from Mi Weather).
• 🎵 Music player - playback control without unlocking (works with Mi Music, Spotify, YouTube Music).
• 📅 Calendar – Upcoming events from Google Calendar or Mi Calendar.
• 🔔 Notifications – an extended form with the possibility of a response (only for instant messengers that support quick answers).

To add a widget:

1. Go to Settings → Lock screen → Widgets.
2. Select the desired item (for example, "Weather").
3. Set up the display: size, transparency, position.
4. Save the changes – the widget will appear on the lock screen.

For convenience, you can assign gestures on the lock screen, such as swiping left to start the camera or double tapping to turn on the flashlight. These options are configured in Settings → Additionally. → Gestures.

⚠️ Note: Widgets on the lock screen may display sensitive information (such as text messages).If you use your smartphone in public places, turn off notification previews in Settings → Notifications → Confidentiality.

4. Hidden functions and settings of the developer

For advanced users in MIUI There are hidden options that allow you to customize the lock screen more deeply. To activate them, first turn on the developer mode:

1. Go to Settings. → The phone.
2. Click 7 times on the "MIUI version" (you will be notified "you became a developer").
3. Return to the main settings menu and open a new section → For developers.

The following tweaks are now available:

• 🔄 Unlock animation – changing the speed and style of animation when swiping (Developer settings) → Window animation).
• 🔒 Disabling Lock – Temporary Shutdown of the Lock Screen for Testing (Debugging) → Disable the lockdown).
• 📱 Display emulation – changing the resolution of the lock screen (useful for adapting wallpaper).
• 🔍 Unlock Log – Record all unlock attempts (for security).

On Redmi 7s. MIUI 12 in developer mode, the option "Transparent notification panel" is available (Developer settings) → Transparency of the panel: turning it on makes the lock screen more airy, but can impair the readability of text on light wallpaper.

5. fixing problems with the lock screen

After updating MIUI Redmi 7 users often encounter lock screen bugs: brakes, wallpaper disappearing or widgets that don't work:

If the lock screen has completely stopped responding to touch (for example, after installing a custom theme), perform a soft reset:

1. Press the power button for 10-15 seconds before rebooting.
2. After turning on, check the screen.
3. If the problem persists, delete the last set theme in Settings. → Topics → My subjects.

⚠️ Note: When resetting the lock screen settings through Settings → The reset will also remove fingerprints and a pattern lock. make sure you remember in advance PIN-code!

Check the space in memory (less than 1 GB can cause lags)|Update. MIUI last-minute|Turn off live wallpaper and widgets|Reset the lock screen settings|Remove newly installed topics-->

6.Security: How to protect the lock screen from hacking

Personalizing the lock screen should not be at the expense of security. There are several security options available on the Redmi 7, but not all of them are equally reliable.

• 🔢 PIN-code – minimum protection (4-6 digits), easy to select.
• 🔑 pattern lock – convenient, but fingerprints on the screen can give a pattern.
• 👆 Fingerprint – Quick and reliable, but doesn’t work with wet or dirty fingers.
• 👤 Facial recognition – convenient but tricked by photography (no on Redmi 7) 3D-scanner).
• 🔐 Password is the most reliable option (at least 8 characters with numbers and special signs are recommended).

To set up the protection:

1. Go to Settings → Lock and Protection → Lock the screen.
2. Select a method of protection (for example, "Password").
3. Set the combination and confirm it.
4. Activate the option to “Show notifications on locked screen” only for trusted applications.

Additional security measures:

• Turn off Smart Lock (automatic unlock in trusted places) in Settings → Lockdown and protection → Smart Lock is a vulnerability if your phone is stolen.
• Set up autolock after 5-10 seconds of inactivity (Settings) → Lock screen → Autolocking).
• Enable device encryption in Settings → Additionally. → Encryption (slows down but protects data when stolen).

If you forget your password or pattern lock, the only way to unlock Redmi 7 without losing data is to use Mi Account (if it was tied in advance).

1. On the lock screen, click "Forgot your password?".
2. Enter the username and password from Mi Account.
3. Confirm the unlock via SMS or email.

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Never use your date of birth or simple combinations (e.g., “1234”) as your date of birth. PIN-On Redmi 7, attackers can bypass such protection in minutes with specialized scripts.

7. Alternative launchers and custom firmware

If standard facilities MIUI You don't like it, you can go ahead and install an alternative launcher or custom firmware, which will give you access to the advanced lock screen customization, but it will take more effort.

Option 1: Launchers with lock customization support

Some launchers (such as Nova Launcher or Action Launcher) allow you to change the style of the lock screen through plugins.

• 🛠️ C Lockscreen – a complete replacement for the standard screen with support for widgets and animations.
• 🎨 Lock Screen Customizer – Flexible configuration of each element (watches, notifications, buttons).
• 🔒 AcDisplay – Minimalist Lock screen with Always On support.

To install an alternative lock screen:

1. Download the app from Google Play.
2. Run it and grant permission to "Show over other windows."
3. In the application settings, select the style and activate it as the default lock screen.

Option 2: Custom firmware (requires unlocking the bootloader)

To control the lock screen, you can install firmware like LineageOS or Pixel Experience.

• 🔄 Complete change of style MIUI stock-android.
• 🎛️ Advanced settings of animations and transitions.
• 🔒 Opportunity to disable Forced encryption (encryption that slows down work).

The process of installing custom firmware:

1. Unlock the bootloader through the Mi Unlock Tool (requires Mi Account binding).


2. Install TWRP Recovery.




3. Make a backup of the current firmware.




4. Sweep through custom firmware and GApps.




5. Clear the cache and restart.

⚠️ Attention: Installing custom firmware voids warranty and can result in a brick (inoperability) device. Redmi 7 also known problems with the camera after the firmware LineageOS 18+.

FAQ: Frequent questions about the Redmi lock screen 7