Managing Xiaomi’s smartphone without unlocking is a feature that seems obvious, but in modern versions of the MIUI and HyperOS shell requires careful tuning. Users often find Yandex’s voice assistant Alice silent when the display is off, due to enhanced security measures that restrict apps’ access to the microphone in the background.
To make a smart home system work properly and quickly search for information, you need to configure permissions and startup parameters correctly. In this article, we will discuss in detail the algorithm of actions that will allow you to activate voice control even when the device is in sleep mode.
It’s important to understand that standard Android settings can conflict with the user’s desire to instantly activate the assistant. Voice input requires stable access to system resources. We’ll look at not only standard methods, but also hidden parameters that are often overlooked when you first set up a device.
Basic activation of voice assistant in the system
The first step is to install and initially configure the Yandex app or the separate Yandex app with Alice. Without the right authorization and voice selection, further manipulation of the lock screen makes no sense. Make sure you are logged in to your account, as settings are synchronized through the cloud.
Go to the settings of the Yandex app itself. To do this, open your profile and select Settings → Voice Functions. This is where the voice activation switch is located. If it is turned off, the phone will not respond to the word Alice.
The system will suggest you choose to activate the phrase "Listen to Yandex" or "Alice", and then you need to go through the voice training procedure, which is a critical step, because it allows algorithms to more accurately recognize your speech even in noisy environments or in fuzzy pronunciation.
- 🎙️ Open the Yandex application and go to the profile settings.
- 🗣️ Select the option "Voice functions" and activate the "Listen to Yandex" mode».
- 🔊 Learn to say the required phrases in silence.
- 📱 Make sure that the phone settings allow the use of a microphone.
Once you've set up, try saying a command, and if the phone has responded with a light indicator or a beep, it means that the baseline is set right, but it's not enough to work on a locked screen.
Configure permissions and access to the microphone
The MIUI-based Android operating system strictly controls the app's access to the microphone, and if the app is not allowed to run in the background, it will not be able to "listen" to commands when the screen is dead, and all levels of access must be manually checked.
Go to your phone settings, find the Apps section, and select All Apps. Search Yandex for permissions here. Make sure you access the microphone in Always or Allow mode, not Only when you use.
⚠️ Note: If you set the “Only in Use” restriction, Alice will stop responding to voice commands once the screen goes out or you fold the app.
Then you have to set up auto-start. MIUI has an aggressive memory cleanup system that can kill Yandex. Find the Auto-Start option in the app permissions menu and activate it, which will allow the service to run with the system.
| Parameter | Recommended value | Impact on work |
|---|---|---|
| Microphone | Allowed always | Critical for voice input |
| Auto-start | Included. | Launching the service after restarting |
| Working in the background | No restrictions. | Prevents the process from stopping |
| Notifications | Permitted. | Displaying answers on screen |
☑️ Access rights verification
Optimizing battery life for Alice
The most common reason for a voice assistant to fail on a locked screen is the power saving mode. Xiaomi's default system limits the background activity of apps to save charge. Alice needs to make an exception.
In the Applications menu, select Yandex, then go to Battery or Energy Saving, and here you'll see some options: Energy Saving, No Limits, and more, and you'll need to select No Limits, which will prevent the system from turning off the microphone and processor for this application.
Also worth checking the global battery settings. In Battery, click on the settings gear or select Application Management. Make sure that Yandex doesn't have forced memory cleanup enabled. Some users mistakenly believe that limiting background activity will prolong the life of the phone, but in the case of voice assistants, this makes them useless.
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If you're using Super-Energy Saving mode, the voice assistants won't work, and this mode shuts down all background processes for maximum battery life.
After changing the settings, it is recommended to restart the device, which is necessary in order to ensure that the new energy saving parameters come into force and the system stops blocking the background processes of Yandex.
Setting up the lock screen and notifications
Even if the application is fully authorized, the lock interface can hide Alice's responses. In MIUI, there is a separate security layer that filters the contents of notifications on the screen that is turned off, and you need to configure the display to see or hear the answers.
Go to Settings → Notifications and Status bar → Lock screen. Here, it is important to activate the Notification Format and select Details. If you select Hide Content, you will only see the app icon, but not the response text or visualization.
Special attention should be paid to the “Always On Display” feature on AMOLED-supported displays. In some versions of the firmware, Alice can activate and show the time or weather on such a screen. Check the “Always On Screen” settings to see if the Yandex widget is added there.
- ⚙️ Go to the notification settings on the lock screen.
- 👁️ Select the “Detailed” Display Format for All Applications.
- 🔒 Turn off content hiding for sensitive data if it interferes.
- 🖼️ Set up widgets for Always On Display mode.
Importantly, for security reasons, banking apps or messages with confirmation codes can remain hidden even if the general settings allow content to be displayed.
Use of hot buttons and gestures
Voice activation isn’t the only way to call Alice. Xiaomi smartphones often feature the ability to call an assistant via the power button or press the control button for a long time, especially when the phone is lying down screen or in your pocket (supported by sensors).
To set up, go to Settings → Additional → Buttons (the path may vary depending on the version of MIUI). Find Start Voice Assistant. Here you can choose which assistant will be called: Google Assistant or the default one (Alice).
If you prefer buttonless control, check your gesture settings. In some scenarios, swiping your finger from the bottom corner of the screen can activate a search or assistant. However, the power button method or voice command, if allowed, remains the most reliable method for working on a locked screen.
⚠️ Note: When setting up the power button, make sure you don’t assign other actions to it, such as starting the camera, as this can cause command conflict with short or double pressing.
Using a physical button is often more reliable than waiting for a voice response, especially in noisy rooms, which ensures an instant response without delaying the recognition of the trigger phrase.
Solving Background Work and Updates Problems
Sometimes, after updating MIUI or Yandex, the settings may be lost, the system could automatically return the background activity restrictions, in which case you need to recheck all the items described above, especially the partition with the battery.
If Alice stopped responding on a locked screen, try clearing the app cache. Don't delete your account data to avoid losing settings, but clearing temporary files can fix bugs in the listening service. Go to Apps → Yandex → Clear → Clear cache.
It’s also worth checking the app version. Older versions may have bugs associated with newer versions of Android. Update the app via Google Play or GetApps. If the problem persists, you can try removing Yandex updates to the factory version and updating again, which often helps reset the erroneous configurations.
What do you do if nothing helps?
In rare cases, the problem may be in conflict with other memory cleaner or antivirus applications. If you use third-party cleaners, add Yandex to the White List so they don’t complete the process.
Frequently Asked Questions (FAQ)
Why does Alice go silent a few seconds after locking the screen?
Can I activate Alice without internet on a locked phone?
Does the Alice on the lock screen affect battery consumption?
How do you get Alice to read the notices out loud?
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The main secret of Alice’s work on the locked screen Xiaomi is a comprehensive setup: the microphone rights “always”, the absence of battery restrictions and the correct settings for displaying notifications on the lock screen.