ATTENTION: I do own this video, it was previously uploaded on my other account.Here is a list of services that can be safely set to MANUAL:Application ExperienceComputer Browser (If your computer is not connected to any network)Desktop Window Manager Session Manager (If you don't use Aero theme)Diagnostic Policy ServiceDistributed Link Tracking ClientIP HelperOffline FilesPortable Device Enumerator ServicePrint Spooler (If you don't have Printer)Protected StorageRemote Registry (Always disable it for Security purposes)Secondary LogonSecurity CenterServer (If your computer is not connected to any network)Tablet PC Input ServiceTCP/IP NetBIOS HelperThemes ( If you use Windows Classic theme)Windows Error Reporting ServiceWindows Media Center Service LauncherWindows Search (If you don't use Windows Search feature frequently)Windows Time (If you don't want to update system tray clock time using Internet) Less