Viber on Xiaomi: full setup of the messenger from installation to problem solving

Why does Viber on Xiaomi require a special setup?

Smartphones Xiaomi, Redmi and POCO They work on a customized shell basis MIUI, This is a tool that actively optimizes the background of applications, and this often leads to problems with Viber notifications, missing messages, or interrupted calls. Unlike “pure” Android, you need to manually configure permissions, auto-start and energy saving – otherwise the messenger will work unstable.

Another feature is that Xiaomi blocks Viber from automatically starting after the device is restarted unless you set it up, which means that once you turn off/on your phone, you can skip important messages until you manually open the app. In this article, we will analyze all the nuances: from the basic installation to hidden settings. MIUI, which ensure stable operation of the messenger.

Note: the instructions are relevant for all modern models (2020–2026 on MIUI 12–14, including Xiaomi 13/14, Redmi Note 12/13, POCO F5/X5 And others (MIUI 11 and below, some menu items may differ.

Installation of Viber: the official method and alternatives

The most reliable way to download Viber from Google Play, however, on some Xiaomi models (especially for the Chinese market), you may pre-installe the Mi App Store instead of the Play Market.

• 📱 Official way: Open Google Play → Search → "Viber" → Install. The version will be automatically optimized for your model.
• 🌐 Through APK: If the Play Market is not available, download it. APK from the official Viber website (check the "Android" section").
• 🔄 Update: After installation, go to Viber Settings → Xiaomi sometimes requires manual updates, even if the Play Market says, "No updates".

⚠️ Warning: Never install Viber from third-party sources (such as file sharing or torrent trackers). APK Often contain viruses that steal account details or spam on your behalf.

Initial setting up of Viber account

Once installed, run Viber and follow the setup wizard, and there are a few critical points that are often overlooked:

1. Phone number: Enter the number associated with SIM-Xiaomi sometimes has an error: "Failed to send" SMS", if SIM It's not recognized by the system:

Confirmation code:

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Name and avatar:

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💡 Useful tip: If you use Xiaomi with double SIM, Viber will default to the card that is set as "data-based." SIM For Viber, go to Account Settings → Phone number → Change the number.

Setting up notifications: why Viber doesn't click on Xiaomi

Xiaomi users’ main problem is missed messages and calls, which are due to aggressive optimization. MIUI. To correct:

Authorizations for notification

Go to:

Settings → Applications → Application Management → Viber → Notifications

Turn on all switches:

• 🔔 Show notifications (main switchboard)
• 📩 Sound and Vibration (select melody in Viber settings)
• 🌙 Ignore "Do Not Disturb" (important for nighttime messages)

2. Auto-start and background work

MIUI It blocks Viber's default background processes:

Settings → Applications → Application Management → Viber → Battery → Auto-Run

Turn on:

• 🔄 Auto-Run (allows start-up after restart)
• 🔋 Background activity (allows you to work in the background)
• ⚡ Without limitation (under the section "Energy consumption")

⚠️ Note: On some models (for example, Redmi Note 11 with a MIUI 13) Autostart is hidden. To find it, type the word autorun into your settings search, and the system will show you a direct link.

Optimization of calls: microphone, speaker, camera

If you can't hear you during Viber calls or you can't hear the other person, the problem may be with the settings of Xiaomi's microphone or speakers.

Permissions for microphone and camera

Go to:

Settings → Applications → Application Management → Viber → Permissions

Make sure that:

• 🎤 Microphone (for voice messages and calls)
• 📷 Camera (for video calls)
• 📍 Location (optional, but necessary for geotagged)

2.Tune the sound during the call

If the sound is lost or distorted:

• 🔊 Check if the Voice Amplification mode is activated in Xiaomi settings (can create echoes). → Sound. → Voice reinforcement.
• 🎧 If you use headphones, try turning off Bluetooth codecs (such as aptX) in Settings. → Connected devices → Bluetooth settings.
• 🔋 Make sure that the charge saving mode is not activated – it reduces the sound quality.

💡 Useful advice: On Xiaomi models 12/13/14 With Harman Kardon speakers, you may have a conflict of sound profiles. → Sound. → Sound quality and select Balanced Mode instead of Dynamic.

Synchronization with other devices

Viber on Xiaomi can be synced with a PC, tablet or other phone.

1. Scanner. QR-Code: On PC, open Viber for Windows/macOS, select "Scanner" QR" and scan the code from the phone screen (in the Viber menu: More) → Viber for PC).
2. Cloud Sync: Enable Chat Sync in Viber settings (requires Wi-Fi connection).
3. Backup: Periodically create backup chats in Settings → Account. → Backup. Xiaomi backup files are saved to /storage/emulated/0/Viber/Backup.

⚠️ Note: When syncing with PC, do not use mobile Internet — MIUI can block the transfer of large files (for example, media from chats) through 4G/5G. Connect to Wi-Fi or turn on modem modem on another device.

If the synchronization is interrupted, check:

• 🔄 Are there no traffic restrictions in the settings → SIM-maps and mobile networks → Transfer of data.
• 🛡️ Does antivirus (e.g. Mi Security) block data transmission.
• ⏳ Is the traffic saving mode activated in MIUI.

💡

For stable synchronization of Viber from PC on Xiaomi, be sure to turn off the option “Data Transfer Optimization” in the settings SIM-map.

Solving common problems

Even after setting up Xiaomi correctly, there can be specific errors.

1. Viber does not send messages

Causes and solutions:

• 📵 No internet: Check the network connection. Xiaomi sometimes has its settings down APN — corrected in Settings → SIM-maps and mobile networks → Access points (APN).
• 🔒 Lockdown MIUI: Add Viber to Optimization Exceptions (Settings) → Battery → Optimizing the battery → All applications → Viber → Not optimize).
• 🗓️ Wrong date/time: If the phone is out of time, Viber won't be able to connect to servers. → Additionally. → Date and time → Autodetermination.

2. Old messages are missing

It's because of:

• 🗑️ Clearing the cache: MIUI can automatically clean Viber data. To avoid losses, turn off automatic cleaning in Settings → Warehouse → Cleanup → Settings → Auto-cleaning.
• ☁️ Backup Absences: Regularly back up chats (see Synchronization section").

3. Voice input is not working

If the microphone does not respond to voice messages:

• 🎤 Check if the microphone is switched off at the system level: → Confidentiality → Permits → Microphone.
• 🔄 Restart Viber and allow the microphone to be used when you first request it.
• 📱 In some models (for example, POCO X3) Voice input conflicts with Google Assistant. Turn it off in Settings → Annexes → Google → Permits → Microphone.

💡

If Viber on Xiaomi is constantly restarted, try to disable the "Gestives of navigation" option in the system settings. MIUI This solves the problem with background applications.

Additional chips for Xiaomi

MIUI It offers unique opportunities to work with Viber, which many do not know about:

• 🔍 Quick Access: Add the Viber widget to the home screen. To do this, click and hold free space on the screen. → Widgets → Viber.
• 📱 Screen split: When you call Viber, you can open another application in multi-window mode.
• 🔇 Quiet notification: If you need to turn off the sound for a specific chat, press the message → No sound. On Xiaomi, it works even if Viber's general notifications are turned on.
• 🔄 Automatic shift SIM: If you have two. SIM-Viber can automatically switch between cards for calls. Set up Viber Settings → Calls. → SIM-call-card.

💡 Hidden feature: On Xiaomi with AMOLED-screens (for example, Xiaomi 13 Pro) can activate dark mode for Viber, even if the application does not have such an option:

1. Enable System Dark Mode in Settings → Screen. → Dark mode.
2. Activate the option Forced use of dark theme in Settings → Special facilities → Colours and contrast.

This will make Viber appear in dark colors, reducing the strain on the eyes.

FAQ: Frequent questions about Viber on Xiaomi