PuTTY is a popular free and open-source terminal emulator, network file transfer application, and serial console for Windows, Unix, and macOS. It is primarily used to establish secure shell (SSH ) connections to remote computers or devices, making it a widely used tool for system administrators and developers.

Settings & Background

https://www.youtube.com/watch?v=Hkp8hO--RLQ

How to generate keys for SSH using PuTTYgen

Check out here for more options.

https://www.youtube.com/watch?v=SQ9wdTf8bi8

Export & import Putty settings

Export:

stackoverflow: regedit /e "%USERPROFILE%\\Desktop\\putty.reg" HKEY_CURRENT_USER\\Software\\SimonTatham

Import:

see stackoverflow (link above) or this video