Since the file is tied to the 2010 version of Visual Studio, you must have the corresponding redistributable package.
If the error appeared after installing a specific tool (like a QPST build), the cleanest fix is a reinstall. Uninstall the software via Control Panel. Restart your PC.
It handles tasks like firmware flashing, RF testing, and device debugging. dll 39-qmsl-msvc10r.dll 39-
Moving a program folder without properly installing the application.
If the file is present but the error persists, you may need to manually register it in the Windows Registry: Open the as Administrator. Type regsvr32 qmsl-msvc10r.dll and press Enter. Restart your computer. Since the file is tied to the 2010
A failed update to tools like QPST, QFIL, or specialized modem software. How to Fix qmsl-msvc10r.dll Errors 1. Install Microsoft Visual C++ 2010 Redistributable
Run the installer as to ensure all DLLs are registered in the System32 or SysWOW64 folders. 3. Manually Place the DLL (Use Caution) If you have the DLL from a backup or a trusted source: For 32-bit apps: Place it in C:\Windows\System32 . For 64-bit apps: Place it in C:\Windows\SysWOW64 . Restart your PC
Note: Never download DLLs from "DLL Fixer" websites, as they often contain malware or outdated versions. 4. Check Antivirus Logs
The "msvc10r" suffix indicates that this file is a component customized for the Qualcomm Mobile Support Library (QMSL) . QMSL: An API used to communicate with Qualcomm chipsets.
To provide more specific steps, are you seeing this error while opening a (like QPST) or during a Windows startup ?