Problem while downgrading Windows 7 64bit getting iastor.sys error. Rating:4/10https Jul 7, 2017 - The main reason behind DPC watchdog violation Windows 10 error is, the iastor. Sys driver or is not compatible with Windows 10 update files. Iastor.sys Windows 10. Using Registry Editor incorrectly can cause serious problems that may require you to reinstall Windows. IaStor.sys is an intel SATA/RAID driver, but there are different drivers for different Intel motherboard models, all with the same filename. Check my blog I ran malwarebytes and.

Overview of Display Adapter Driver Windows 10. IASTOR.SYS What Is IASTOR.SYS? IASTOR.SYS is a type of SYS file associated with Dell Precision n Series System Software developed by Dell for the Windows Operating System.

The latest known version of IASTOR.SYS is 1.0.0.0, which was produced for Windows. This SYS file carries a popularity rating of 2 stars and a security rating of 'UNKNOWN'. What Are SYS Files? SYS files such as IASTOR.SYS are third-party (eg.

Graphics Driver Windows 10 Crashing. Dell) device drivers or critical system files that come as part of the Windows operating system. Most SYS files allow internal PC hardware or attached hardware, such as a printer, to communicate with third-party software programs (eg. Web browsers, word processors, Dell Precision n Series System Software) and the operating system (eg. Other SYS files are critical system files called 'kernel mode device drivers' which are used to power the Windows operating system.