What is CsrSyncMLServer.exe?

The genuine CsrSyncMLServer.exe file is a software component of CSR Harmony by Cambridge Silicon Radio.
CSR Harmony is a host application that provides support for the wireless connectivity technologies offered by CSR. CsrSyncMLServer.exe is a process that synchronizes local data with an online server using platform-independent open standard known as Synchronization Markup Language. This is not a critical Windows component and can be removed if known to cause problems. CSR Harmony is a connectivity software for the Windows platform that provides access to drivers for CSR hardware and enables their proper functioning. The software features PC Bluetooth profiles, as well as Bluetooth low energy profiles meant for low power devices such as keyboards, mice and other computer peripheral devices. CSR Harmony supports the Windows platform. CSR was a British company that designed and developed fabless semiconductors for use in connectivity, audio, imaging and location chips. The company was founded in 1998 by Phil O'Donovan, James Collier and Glenn Collinson who were all working at Cambridge Consultants, the company from which CSR was eventually spun off. CSR was acquired by Qualcomm in 2014 for $2.5 billion. The company was headquartered in Cambridge, England, United Kingdom.

CSRSyncMLServer stands for Cambridge Silicon Radio Synchronization Markup Language Server

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the CsrSyncMLServer.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for CsrSyncMLServer.exe related errors

CsrSyncMLServer.exe file information

Windows Task Manager with CsrSyncMLServer
CsrSyncMLServer.exe process in Windows Task Manager

The process known as CsrSyncMLServer belongs to software CSR Harmony Wireless Software Stack by Cambridge Silicon Radio.

Description: CsrSyncMLServer.exe is not essential for the Windows OS and causes relatively few problems. CsrSyncMLServer.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of C:\. Known file sizes on Windows 10/8/7/XP are 244,944 bytes (75% of all occurrences) or 202,448 bytes. 
The program has no file description. It is digitally signed. The file is not a Windows system file. The program has no visible window. Therefore the technical security rating is 47% dangerous.

Uninstalling this variant: If you are having problems with CsrSyncMLServer.exe, you can also remove the entire program CSR Harmony Wireless Software Stack using Windows Control Panel or visit the support page.

Recommended: Identify CsrSyncMLServer.exe related errors

Important: Some malware camouflages itself as CsrSyncMLServer.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the CsrSyncMLServer.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving CsrSyncMLServer issues

A clean and tidy computer is the key requirement for avoiding problems with CsrSyncMLServer. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the CsrSyncMLServer.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

CsrSyncMLServer.exe [all]