[A][B][C][D][E][F][G][H][I][K][L][M][N][O][P][Q][R][S][T][U][V][W][X][Z]hard drivesdefragmenting filesystem maintenance, chkdsk command formatting free space, checking for management volume labels, modifying hard quotas hardwareAdd Hardware 2nd Add/Remove Hardware compatibility installation and defective disks, recovering files enhancements homogeneity, installation and Last Known Good Configuration and profilesdefault devices enabled enabling/disable services new startup scan for changes Hardware Compatibility List [See HCL]hardware profilescreating devices management hardware requirements, installation and 2nd HCL (Hardware Compatibility List) troubleshooting startup problems and help (net commands), obtaining from command line hibernation mode hidden attribute, /image/library/english/10130_folders hierarchiesActive Directory OUs, domains hostname command