brother-sync.exe

Brother Sync Service

Application ProcessSafeDevice & Cloud Sync
CPU Usage
1-10%
Memory
30-150 MB
Location
C:\Program Files\Brother\BrotherSync
Publisher
Brother Industries, Ltd.

Quick Answer

brother-sync.exe is safe. It's Brother's official synchronization service that keeps printer/scanner settings and profiles in sync across devices and cloud accounts.

Is it a Virus?
✔ NO - Safe
Must be in C:\Program Files\Brother\BrotherSync\brother-sync.exe
Warning
Background sync is normal
Service runs to coordinate device discovery, profile updates, and queued jobs
Can I Disable?
✔ YES
Pause sync from the Brother Sync client or stop the Windows service to reduce activity

What is brother-sync.exe?

brother-sync.exe is the background client that coordinates synchronization of Brother printers, scanners, and related settings across your devices and cloud accounts. It discovers devices on the network, provisions user preferences, and securely transfers configurations so print and scan workflows stay consistent across machines. The service runs unobtrusively in the background during device changes or scheduled syncs.

Technically, brother-sync operates as a Windows service plus a user client. It authenticates devices with TLS, maintains a local profile catalog, and uses delta sync to minimize bandwidth. It coordinates job queues, handles conflict resolution, and updates printer/scanner settings across devices.

Quick Fact: Brother-sync uses delta updates and device discovery to keep printers and scanners aligned across multiple PCs with minimal network overhead.

Types of Brother Sync Processes

Is brother-sync.exe Safe?

Yes, brother-sync.exe is safe when it's the legitimate file from Brother Industries downloaded from official sources (brother.com or pre-installed by manufacturer).

Is brother-sync.exe a Virus or Malware?

The real brother-sync.exe is NOT a virus. However, malware sometimes disguises itself using similar names to trick users.

How to Tell if brother-sync.exe is Legitimate or Malware

  1. File Location:: Must be in C:\Program Files\Brother\BrotherSync\ or C:\Program Files (x86)\Brother\BrotherSync\. Any brother-sync.exe elsewhere is suspicious.
  2. Digital Signature:: Right-click the process in Task Manager → Open file location → Right-click brother-sync.exe → Properties → Digital Signatures. Should show "Brother Industries, Ltd."
  3. Resource Usage:: Normal usage is 1-10% CPU and 30-150 MB total memory. Extremely high usage when idle is suspicious.
  4. Behavior:: Brother Sync should run when syncing or when the client is active. Constant background activity without user actions may indicate malware.

Red Flags: If brother-sync.exe is located in unusual folders (like Temp, AppData\Roaming, or System32), runs when no Brother devices are configured, has no digital signature, or uses excessive resources constantly, scan your system with antivirus software immediately. Beware of similarly-named files like "brother-sync32.exe" or "brother-sync.exe.bak" from untrusted sources.

Why Is brother-sync.exe Running on My PC?

brother-sync.exe runs when you interact with Brother devices or when the client starts, enabling automatic device discovery, profile updates, and queue processing across your network.

Reasons it's running:

Can I Disable or Remove brother-sync.exe?

Yes, you can disable brother-sync.exe. It's safe to stop the service when not needed, and you can uninstall it if you no longer use Brother devices.

How to Stop brother-sync.exe

How to Uninstall Brother Sync

Common Problems: Sync Delays or High Resource Use

If brother-sync.exe exhibits slow performance or high resource usage, try targeted adjustments to reduce impact while preserving syncing functionality.

Common Causes & Solutions

Quick Fixes:
1. Quick Fixes:
2. 1. Open Brother Sync Task Manager and identify active sync tasks
3. Pause all non-essential devices and re-run sync
4. Update to the latest Brother Sync version
5. Check firewall/antivirus exceptions for brother-sync.exe
6. Ensure adequate disk space and restart the service

Frequently Asked Questions

Is brother-sync.exe a virus?

No, the legitimate brother-sync.exe from Brother Industries is not a virus. Verify the file path is <code>C:\Program Files\Brother\BrotherSync\brother-sync.exe</code> and that it is digitally signed by Brother Industries, Ltd.

Why is brother-sync.exe using so much CPU?

High CPU usage usually occurs during active syncing, large profile updates, or when multiple devices are syncing simultaneously. Pause non-essential devices or review the sync queue in the client.

Can I delete brother-sync.exe?

If you no longer use Brother devices, you can uninstall Brother Sync via Settings → Apps. Deleting the executable manually is not recommended; use the official uninstall path to remove all components.

Can I disable brother-sync.exe?

Yes. Pause or stop sync in the client, disable Windows startup for the service, or stop the Windows service. Uninstalling is another option if you won't use Brother devices.

Why does brother-sync.exe start with Windows?

Brother Sync is designed to prepare devices and profiles for quick use. If you don't need automatic syncing, disable startup in Task Manager or stop the service after installation.

How can I reduce memory usage of brother-sync?

Close unused devices, limit the number of synced profiles, update to the latest version, and enable any built-in memory-saving options in the client settings.

What should I do if devices show as offline in Brother Sync?

Verify network connectivity, ensure printers/scanners are on and connected to the same network, check firewall rules, and re-run device discovery in the client.

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