Quick Answer
viberupdater.exe is safe. It's the official Viber Desktop Updater responsible for checking, downloading, and applying Viber updates in the background to keep the app current.
Is it a Virus?
✔ NO - Safe
Must be located in Program Files\Viber\ or Program Files (x86)\Viber\ViberUpdater.exe and digitally signed.
Warning
Background updater activity normal
Updater may spawn worker processes during update checks
Can I Disable?
✔ YES
Close Viber or disable auto-update in Viber settings to prevent automatic updates
What is ViberUpdater.exe?
viberupdater.exe is the updater component for the Viber Desktop application. It runs in the background to check for new versions, download update packages, verify integrity, and install patches without interrupting active chats. This updater helps keep your Viber installation secure and feature-rich with minimal user disruption.
ViberUpdater operates as a background service tied to the Viber process. It uses HTTPS to fetch updates, validates digital signatures, and triggers a restart if required to complete installation.
Quick Fact: Viber pioneered straightforward background updates for desktop apps, reducing user effort while keeping software current.
Types of Viber Updater Processes
- Updater Process: Main updater logic and coordination
- Download Process: Fetches update packages from Viber servers
- Verification Process: Checks digital signatures and package integrity
- Installer Process: Applies updates to Viber executables and resources
- Logger Process: Records activity and errors for diagnostics
- Cleanup Process: Removes temporary files after install
Is viberupdater.exe Safe?
Yes, viberupdater.exe is safe when it's the legitimate file from Rakuten Viber downloaded from official sources such as viber.com or the official installer.
Is viberupdater.exe a Virus or Malware?
The real viberupdater.exe is NOT a virus. Malware may disguise itself with similar names. Always verify path and signature.
How to Tell if viberupdater.exe is Legitimate or Malware
- File Location:: Must be in C:\Program Files\Viber\ or C:\Program Files (x86)\Viber\ and named ViberUpdater.exe. Other locations are suspicious.
- Digital Signature:: Right-click the file → Properties → Digital Signatures. It should show "Viber Media" or "Rakuten, Inc."
- Resource Usage:: Typical CPU 0-5% during update checks; memory 20-60 MB. Consistently high usage when idle is suspicious.
- Behavior:: Should run only during update checks or when Viber is active. If it runs constantly with no Viber UI, it's suspicious.
Red Flags: If viberupdater.exe is found outside Program Files\Viber, lacks a valid signature, or runs when Viber isn't installed, scan with antivirus and verify authenticity.
Why Is viberupdater.exe Running on My PC?
The Viber Desktop Updater may start when you launch Viber or when an update is scheduled, to download and apply updates in the background.
Reasons it's running:
- Active Viber Use: You're using Viber; the updater coordinates checks and applies updates without interrupting chat sessions.
- Background Update Checks: The updater periodically checks for new versions, even if Viber is minimized or not in focus.
- Auto-Update Enabled: Automatic update setting triggers the updater to fetch and apply patches when available.
- Scheduled Maintenance: Viber may schedule maintenance windows or startup checks to ensure a fresh install on next launch.
- Update Delivery: When a new update is available, the updater downloads and prepares installation packets for Viber.
Can I Disable or Remove viberupdater.exe?
Yes, you can disable viberupdater.exe. It's safe to close Viber when not updating, and you can disable auto-updates if you prefer manual updates.
How to Stop viberupdater.exe
- Disable Auto-Update: Open Viber settings and turn off automatic update checks or set updates to manual.
- Close Viber: Exit the Viber application completely before attempting to stop updater activity.
- Disable Startup: Windows Task Manager → Startup tab → Disable ViberUpdater if listed.
- End the Process: Open Task Manager → Details → locate ViberUpdater.exe → End Task.
- Pause Background Updates: In Viber settings, disable background update tasks or close Viber after updating.
How to Uninstall Viber (and updater components)
- ✔ Windows Settings → Apps → Apps & Features → Viber → Uninstall
- ✔ Control Panel → Programs → Uninstall a program → Viber → Uninstall
- ✔ If you only want updates disabled, keep Viber installed and remove the updater component by selecting the manual update option in settings.
Common Problems: Update Errors or High Resource Use
If viberupdater.exe is causing issues, try these common fixes to stabilize updates.
Common Causes & Solutions
- Update checks cause CPU spikes: Allow the update process to complete; ensure Viber is not in a constrained power mode and that antivirus is not scanning excessively during checks.
- Updater runs at startup: Disable Viber auto-updates in settings or remove the startup entry for ViberUpdater in Task Manager.
- Update fails due to network: Check network connectivity, disable VPN/proxy, and retry when a stable connection is available.
- Antivirus blocks updater: Whitelist ViberUpdater.exe in your antivirus or Windows Defender exclusions.
- Viber crashes after update: Repair or reinstall Viber; ensure you have a backup of messages if required and retry the update.
- Unknown updater process: Verify file path: should be in C:\Program Files\Viber\ or C:\Program Files (x86)\Viber\ and signed by Viber or Rakuten.
Quick Fixes:
1. Quick Fixes:
2. 1. Close Viber and relaunch to trigger a clean update check
3. Check for updates manually in Viber: Settings → Help → Check for Updates
4. Disable auto-update in Viber settings if you want manual control
5. Whitelist ViberUpdater.exe in your antivirus/Windows Defender
6. Ensure a stable internet connection and retry the update
Frequently Asked Questions
Is viberupdater.exe a virus?
No, the legitimate viberupdater.exe from Rakuten Viber is not a virus. Verify path: C:\Program Files\Viber\ViberUpdater.exe and ensure a valid signature.
Why is viberupdater.exe running?
It runs to check for and install Viber Desktop updates, ensuring security patches and new features are applied.
Can I disable viberupdater.exe?
Yes, you can disable auto-updates in Viber settings or stop the updater via Task Manager, but updates may not install automatically.
How do I update Viber manually without the updater?
Open Viber, go to Help or About, and choose Check for Updates manually if available, or download the latest installer from viber.com and reinstall.
Where is viberupdater.exe located?
Typically in C:\Program Files\Viber\ or C:\Program Files (x86)\Viber\, named ViberUpdater.exe.
Is ViberUpdater signed by Viber or Rakuten?
Yes, legitimate ViberUpdater.exe should have a digital signature from Viber Media or Rakuten, Inc. Verify via file Properties → Digital Signatures.