Installing apps from unknown sources on Xiaomi smartphones is a procedure faced by users who want to install them. APK-files outside the official Google Play Store, although MIUI (Xiaomi's firmware defaults to block such installations for security reasons, it only takes a few minutes to unlock, but it's important to understand that this process not only opens up access to third-party applications, but also creates potential vulnerabilities for viruses and malware.
In this article, we will discuss how to enable installations from unknown sources on different versions of MIUI (12 to 15), including features for Redmi, POCO and Xiaomi’s flagship 13/14 lines. You will also learn how to manage security risks and how to minimize security threats. If you plan to install.apk files from sites like APKMirror or Uptodown, our recommendations will help you do this as safely as possible.
Why is Xiaomi blocking the installation from unknown sources?
By default, MIUI, like any modern mobile OS, prohibits the installation of applications from third-party sources.
- 🦠 Malware – viruses, spyware, and trojans are often spread through fake software APK-file.
- 🕵️ Phishing – scammers can disguise legitimate applications (such as banking) to steal data.
- 📱 Unstable system operation – improperly assembled APK can cause failures, overheating or rapid discharge of the battery.
- 🔄 Conflicts with MIUI — Some modified apps may disrupt Xiaomi’s proprietary features (e.g. Second Space or Game Turbo).
However, the lock creates inconveniences for experienced users who want to:
- 🎮 Install modified games (e.g., with unlocked features).
- 📱 Test beta versions of apps before they are released to Google Play.
- 🔧 Use alternative stores (e.g. Aurora Store or F-Droid).
- 🛠️ Install system utilities (for example, ADB or Magisk for rooting).
⚠️ Attention: On devices with MIUI Global (official firmware for the international market) the unlocking process may differ from MIUI If you use the Chinese version of firmware, some menu items may be incorrectly translated or missing.
Preparation: What to do before unlocking
Before you turn on the installation from unknown sources, follow a few mandatory steps:
- Check the source. APK-Download applications only from verified resources: 🔍 APKMirror (official) APK digitally signed). 🛡️ Uptodown (checks files for viruses). 📱 Official developer sites (such as Telegram or Telegram) VK scatter APK page-only).
Update MIUI to the latest version.
Settings → About the phone → System update
Install the antivirus.
Malwarebytes
Bitdefender
Create a backup copy of the data.
Settings → Additional → Backup and Reset
Download APK only from a verified source |
Update MIUI to current version|
Install antivirus software |
Backup of important data |
Check the free space on the device (minimum 500 MB)-->
On Xiaomi devices with MIUI 14+ After unlocking the installation from unknown sources, the system automatically scans each device. APK-file for threats with the built-in Mi Security antivirus, but this does not guarantee 100% protection - always check files manually.
Step-by-step: how to allow APK installation on Xiaomi
The unlocking process depends on the version of MIUI, and the following are the instructions for the most common options.
Method 1: For MIUI 14 and 15 (relevant to Xiaomi 13/14, Redmi Note 12, POCO F5)
- Open Settings (the gear icon on the main screen).
- Go to the Appendix section → Application management.
- In the upper right corner, press three dots (⋮) and select Special Access.
- Slip on the item Install unknown applications.
- Select the application you will install APK through (e.g. File Manager, Chrome or Mi Browser).
- Activate the switch Allow installation from this source.
After that, you can install it. APK-files by opening them through the selected application, for example, if you allow installation for Chrome, then downloaded files through it will be opened without locking.
Method 2: For MIUI 12 and 13 (Xiaomi 11/12, Redmi Note 10/11, POCO X3/X4)
- Go to Settings → Applications → Application Management.
- Press three points (⋮) in the upper right corner and select Special Permits.
- Select Install Unknown Applications.
- Click on the application (such as Files or Browser) and enable permission.
On some devices, the path may be slightly different, such as the POCO M4 Pro with MIUI 13 for Global ROM, the item is called Install unknown apps.
Method 3: For older versions of MIUI (up to 12th)
On MIUI firmware 11 and older, the process is simplified:
- Open Settings → Additional → Privacy.
- Activate the Unknown Sources switch.
- Confirm the action in the window that appears.
⚠️ Attention: On devices with MIUI China may need to link your Mi Account to unlock this setting, and if you don't have the option, check if you're logged in to your Xiaomi account.
MIUI 15|
MIUI 14|
MIUI 13|
MIUI 12 or older |
Table: Method compatibility with MIUI and Xiaomi models
| Model of the device | MIUI version | Unlocking method | Notes |
|---|---|---|---|
| Xiaomi 13/13 Pro, 14/14 Pro | 14–15 | Through "Special Access" in Application Settings | Permission is required for each application separately |
| Redmi Note 12, POCO F5 | 14 | Through "Installation of Unknown Applications" | On some regional firmwares, the name of the item may differ |
| Xiaomi 11/12, POCO X4 | 12–13 | Through "Special Permits" | Chinese firmware may require a Mi Account |
| Redmi 9/10, POCO M3 | 11–12 | Through “Confidentiality” → Unknown sources" | On some devices, the option is hidden in "Additional" |
| Xiaomi Mi A2/A3 (Android One) | Stock Android | Through "Settings → Security" | These models use pure Android without MIUI |
How to install APK after unlocking?
Once you have authorized the installation from unknown sources, you only have to open the downloaded file.
- Download. APK-Save it to the device memory (for example, in the Downloads folder or APK).
- Open the File Manager (or other application you have authorized) and go to the folder with the APK downloaded.
- Start the installation. Tap the file and click Install in the window that appears.
- Permissions are confirmed. The system will show you what rights the application requests. If something is suspicious (e.g. access to SMS or geolocation for the game), cancel the installation.
- Wait until it's finished. Once you've successfully installed it, you'll see the message Application installed.
These methods are suitable only for experienced users and carry additional risks.