How to remove an update error
Update.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the OS, hardware etc.
The free file information forum can help you determine if update.sys belonging to the Windows system or an application you can trust.
Update.sys file information
Description: The file update.sys is located in the folder C:\Windows\System32\drivers.
Known file sizes on Windows 7/XP are 209,408 bytes (60% of all occurrences), 364,160 bytes, 384,768 bytes, 209,280 bytes or 137,088 bytes.
The driver can be started or stopped from Services in the Control Panel or by other programs. The program has no visible window. File update.sys is a Microsoft signed file. The service has no detailed description. update.sys seems to be a compressed file. Therefore the technical security rating is 3% dangerous, however also read the users reviews.
Recommended: Identify update.sys related errors
Important: Some malware camouflages itself as update.sys, particularly when located in the c:\windows or c:\windows\system32 folder. Therefore, you should check the update.sys 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.
The Legend Lives (further information)
Security Task Manager shows all running Windows tasks including embedded hidden functions (e.g. keyboard or browser monitoring, autostart entry). A unique security risk rating indicates the likelihood of the process being potential spyware, malware, keylogger or a Trojan.
MalwareBytes detects and removes sleeping spyware, adware, trojans, keyloggers, malware and tracking threats from your hard disk. Ideal supplement to Security Task Manager.
SpeedUpMyPC scans, cleans, repairs and optimizes your computer.
bfgtoolbar.dll spuvolumewatcher.exe startdrv.exe update.sys vtuts.dll kernels88.exe icserv.exe asrc.exe wavxdocmgr.exe wermgr.exe matlab.exe [all]