Why do the Redmi 7 lock screen have signs?
The lock screen Xiaomi Redmi 7 is not just protection against accidental clicks, but also an information panel that the manufacturer actively uses to display various data. Depending on the version of MIUI (10, 11, 12 or later), here you can see:
🔹 Owner's text is the name or contact details you've added to your security settings, often useful if your phone is lost, but many users are being hampered by the use of the phone.
🔹 Banners – In some regional firmware, Xiaomi integrates ads on lockscreen. MIUI.
🔹 Watermarks: Inscriptions like “Redmi” or “Powered by” MIUI», which appear after updates or resets.
🔹 Notifications from system applications – for example, reminders of unpaid services or offers to connect Mi Cloud.
In this article, we'll look at all the ways you can delete labels, from standard settings to deep system changes, and Importantly, some methods require root rights or firmware rollbacks, which can affect warranty.
Method 1: Remove the owner’s text through settings
The most common problem is the name or phone number that appears at the bottom of the lock screen, and they're added through the security menu, and it's the easiest thing to remove them.
📌 Instructions:
- Open Settings → About the phone and click on the MIUI version 5 times to activate the developer mode (if not already activated).
- Return to the main settings menu and go to Settings → Additional → For developers.
- Activate the option to unlock OEM (this will be necessary for further manipulation).
- Now go to Settings → Screen Lock and Password → Signature on the Lock screen.
- Remove all text in the field and save the changes.
⚠️ Note: If there is no inscription on the lock screen, then your version MIUI It doesn't support this function directly.
Developer mode activated
OEM unlock enabled
Backup of important data is made
Battery charge > 50%
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Method 2: Disabling MIUI Advertising through Settings
If banner ads appear on the lock screen (such as offers to install apps or promotions from Xiaomi), this means that you have installed firmware with an advertising module. You can remove it without root, but not on all versions of MIUI.
📌 Step-by-step instruction:
- 📱 Go to Settings. → About the phone and check the version MIUI. If it is a global or Chinese firmware, advertising is most likely there.
- 🔧 Open the Settings. → Additionally. → Special facilities.
- 🔍 Find the Advertising Services (or MSA — Miui System Ads and disable all sliders.
- 🔄 Reboot the phone.
If there's no Advertising, then the ad is built in deeper, and if you don't, you can:
- 🌍 Transition of the region to the European (EEA) — To do this, you need to reset the phone and select a country from the EU when you first set up.
- 📦 Install custom firmware (e.g. Xiaomi.eu) where ads are disabled by default.
What if the ads are left after the MSA is turned off?
Method 3: Removing watermarks via ADB (without root)
Some Redmi 7 firmware (especially Chinese) displays a watermark on the lock screen – a translucent inscription “Redmi” or the MIUI logo. You can remove it through ADB (Android Debug Bridge), without getting root.
📌 What's the matter:
- 🖥️ Computer with installed ADB Tools.
- 📱 Included debugging by USB on the phone (Settings) → The phone. → Version. MIUI → 5 taps → For developers → Debugging by USB).
- 🔌 USB-cable (preferably original).
📝 Instructions:
adb shell
settings put global hide_lockscreen_watermark 1If the team doesn’t work, try an alternative:
adb shell
pm hide com.android.systemui/.keyguard.KeyguardWatermark⚠️ Warning: After the reboot, the watermark may appear again.To consolidate the changes, add a command to the autoboot via Tasker or MacroDroid.
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If ADB does not recognize the device, try installing Mi USB Driver drivers from Xiaomi’s official website or using the Mi PC Suite program.
Method 4: Removing system labels with root
If previous methods didn’t work and the labels on the lock screen remained, you’ll have to resort to root rights, which will give you full control over system files, but will deprive you of warranties and can lead to unstable phone operation.
📌 What needs to be done:
- 🔓 Get root with Magisk (instructions are available on the site) XDA Developers).
- 📁 Install a root-enabled file manager (such as Root Explorer or Solid Explorer).
- 🔍 Cross the path. /system/media/ and find the files: bootanimation.zip (download animation, sometimes containing watermarks) watermark.png or miui_watermark.png (logo)
watermark.png.bak
🔄 Reboot the phone.
⚠️ Warning: Incorrect editing of system files can lead to bootloop (cyclic reboot).Before making changes, back up via TWRP Or OrangeFox Recovery.
| Method | Need root? | Difficulty | Risk to the system |
|---|---|---|---|
| Deletion of owner's text | ❌ No. | ⭐ Easy. | ❌ No. |
| MSA shutdown | ❌ No. | ⭐⭐ Middle-Average | ❌ No. |
| ADB-team | ❌ No. | ⭐⭐⭐ Hardly. | ⚠️ Low. |
| Editing system files | ✅ Yes. | ⭐⭐⭐⭐ Very difficult. | ⚠️⚠️ High-pitched |
| Installation of custom firmware | ✅ Yes. | ⭐⭐⭐⭐⭐ Expert | ⚠️⚠️⚠️ critical |
Method 5: Reset to factory settings (extreme case)
If the lock screen labels appeared after a MIUI update or third-party apps were installed, and you can't remove them, you're left with a complete reset, a radical method, but it often helps to get the lockscreen back clean.
📌 How to Reset Redmi 7 Without Losing Data:
- 📱 Go to Settings. → Additionally. → Recovery and discharge.
- 🔄 Select Reset (does not delete files on the memory card).
- 🔐 After reset, do not restore data from the backup – this can return the inscriptions.
⚠️ Note: If the labels are associated with regional firmware (e.g. Chinese), resetting will not help - they will appear again. MIUI.
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Factory reset deletes all user data, but doesn't change the firmware version. If the system files are the problem, this method won't help.
Additional tips: how to avoid inscriptions in the future
To prevent the Redmi 7 lock screen from appearing again, follow these guidelines:
- 🚫 Do not install unofficial themes from third-party sources – they may contain advertising modules.
- 🔄 Turn off automatic updates MIUI In Settings → The phone. → Updating the system.
- 🛡️ Use firmware without ads, such as Xiaomi.eu or LineageOS.
- 📵 Block the Internet for system applications through Settings → Annexes → Permits.
If you often encounter ads on Xiaomi, consider buying a phone with a phone that is not available. EEA-Firmware (for the European market) where advertising is disabled by default.
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Before installing any firmware, check it on the 4PDA or XDA forums – some custom builds may contain hidden advertising or spyware.