Tools: Saving Putty Configuration
It can be downloaded from:
At the time of this writing the latest release version was 0.58.
Putty does not need to be installed and does not create seperate directory to store its configuration, all its configuration is stored in the windows registry.
Start -> Run -> regedit (OK/Enter)
HKEY_CURRENT_USER -> Software -> SimonTatham -> Putty
You can save the configuration by right clicking on SimonTatham and selecting Export from the context menu.
To restore setting, transport the file to the new machine and double click on it after downloading Putty.