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LPlatSvc.exe file information. The process known as Lenovo Platform Service belongs to software Lenovo Platform Service or LPlatSvc by Lenovo (www.lenovo.com). Description: LPlatSvc.exe is not essential for the Windows OS and causes relatively few problems. Out of the blue, in a users RDP session the keyboard no longer responds. The mouse works great. They're using Windows 7. I have no idea what they did or what happened. What is LPlatSvc.exe? The genuine LPlatSvc.exe file is a software component of Lenovo Platform Service by Lenovo. The Lenovo Power Management Driver is a power. Out of the blue, in a users RDP session the keyboard no longer responds. The mouse works great. They're using Windows 7. I have no idea what they did or what happened.