The book contains detailed information about such undocumented or little-known features of Windows XP, such as how to work with the rundll32.exe and regsvr32.exe programs, writing Windows Script Server scripts, and creating INF files. It describes the snap-ins, outlines the principles of working with the mmc.exe management console and the registry settings that are changed with its help. In addition, a large number of tools are discussed that allow you to fine-tune Windows XP. This book is intended for experienced users and administrators who are interested in learning about non-standard features of Windows. Moreover, quite often these features allow you to bypass restrictions on certain Windows functions set by the administrator. The publication may also be of interest to ordinary users