#!D:\perl\bin\perl use strict; my ($Reg, $Host, $Key, $Value); use Win32::TieRegistry ( TiedRef => \$Reg, ArrayValues => 1, Delimiter => '/', ':REG_' ); # Asking for machine name and info to be added to the sys env var print "What host would you like to connect to? "; chomp($Host = ); print "What name would you like for the Sys Environment Variable? "; chomp($Key = ); print "What value would you like to assign to this variable? "; chomp($Value = ); # this is the system environment variable area done on the registry my $SysEnv= $Reg->Connect("$Host", "LMachine/System/CurrentControlSet/Control/Session Manager/Environment/") or die "Can't connect to $Host 's registry or can't open Registry key, Session Manager/Environment: $^E +\n"; # create a new value and set it's data $SysEnv->{"/$Key"} = "$Value";