Optimize your Operating system windows

In this article I will explain how to optimize our operating system by changing some keys in the Windows registry without installing external programs, just follow these simple steps.


WARNING: These types of changes have been personally tested and successfully, computerupdate.org assumes no responsible for any matter of your system so I recommend to get help from some more experienced person, in any case made ​​backup copies of Windows .



To start the Registry Editor just go to Start-> Run Program Run or Run and type Regedit, the window that appears very similar to explora resources with a lot of folders that we must then open the following list below:


  1. Speed ​​up system startup and application checking the settings of the function of prefetch in:HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \ Session Manager \ Memory Management \ PrefetchParameters \ EnablePrefetcher 0: disabled 1: only system startup speeded2: only start applications speeded 3: accelerated boot system and applications Recommended Value: 3
  2. Optimizing files boot
    Check that there is value in the Y key Enable, in the path: HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Dfrg \ BootOptimizeFunction
  3. Download DLLs not used to free memory Create a DWORD value called AlwaysUnloadDll and assign the value 1: HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Explorer
  4. Disable the Indexing service (if you do not plan to use it). Change in the value of the Start key in: HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ CiSvc
  5. Disable automatic restart of the PC after a BSOD Set to 0 the key value in AutoReboot: HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \ CrashControl
  6. Increase the performance of NTFS calling NtfsDisableLastAccessUpdate Create a DWORD value, and set up a value of 1, in the path:HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \ FileSystemoptimize windows
  7. Automatically close applications that do not respond Set to 1 the value of the string AutoEndTasks in: HKEY_CURRENT_USER \ Control Panel \ Desktop
  8. Speed ​​up menus Change 1 in the key value in MenuShowDelay: HKEY_CURRENT_USER \ Control Panel \ Desktop
  9. Increase the priority CMOS clock in real time Create the DWORD value IRQ8Priority and assign 1, in the path: HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Control \ PriorityControl
  10. Increase the disk cache and improve the performance of memory Create a new value DWORD called IoPageLockLimit and set up a value equal to 50% or 75% of its RAM. For example, with 1 GB of RAM, the best setting is one that is done by entering the value in the hex C0000. All this must be done in the path: HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \ Session Manager \ Memory Management
  11. Improve the performance of your hard disk by manipulating the Master File Table Create a DWORD value called NtfsMftZoneReservation and assign 1, in the path:HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Control \ FileSystem
  12. Increasing the hard drive performance by enabling UDMA / 66 on the IDE channels Create a DWORD key EnableUDMA66 and assign 1, in the path: HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Control \ Class \ {4D36E96A-E325-11CE-BFC1-08002BE10318} \ 0000
  13. Where to find and change the settings of your account HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Shell Folders \ Personal: all information about the paths of personal folders with documents (images, video, music, documents etc. .) HKEY_CURRENT_USER \ Volatile Environment \ HOMEDRIVE: all information about the folder paths with personal program settings (application data, documents and settings etc.) HKEY_CURRENT_USER \ SessionInformation \ ProgramCount: number of programs currently open
  14. Change the alignment of the writing of the start menu Change the value in MenuDropAlignment 1 to align the text to the right or reset to 0 to align the text to the left. This should be done in the path: HKEY_CURRENT_USER \ Control Panel \ Desktop
  15. View all details of the selected files in the Explorer Create DWORD value ShowAttribCol and assign 1 path: HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Advanced
  16. See the “administrator” account in the login screen Create a DWORD value named Administrator and assign the value 1, in the following location:HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ CurrentVersion \ Winlogon \SpecialAccounts \ UserList
  17. Remove unwanted programs from starting automatically deleting all of their values ​​from the registry, in the following way: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunHKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunHKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnceHKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  18. Deleting a program from the list “Add / Remove Programs” Control Panel Go in the path HKEY_LOCAL_MACHINE / SOFTWARE / Microsoft / Windows / CurrentVersion / Uninstall and remove unwanted applications.


Read More:

Optimize your computer System Mechanic

Programs to configure the operating system

Repair your computer