1. The problemI've got a partitioned ultrabook, where OS is installed in the C:\ drive. That is, my C:\ drive has a small amount of available GBs, so, each time I want to install a new software, I have to manually change the setup wizard's default directory ( C:\Program Files\ ) to my D:\ drive.
2. The solutionIn order to change the default installation directory for a Windows machine, we have to modify its registry:
- Start -> Run, type
%systemroot%\syswow64\regeditand hit OK.
- Navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersionand change the highlighted variables (right-click -> Modify) with the desired ones: