WinSSHTerm: A Tabbed SSH Solution, Combining PuTTY/KiTTY, WinSCP and VcXsrv
winsshterm.blogspot.com
winsshterm.blogspot.com
An advantage of doing so is use of the same keys in native Windows and WSL without having to convert them.
Next update I believe gets your workspace at launch instead of having to split at start up
I've been doing that for over two years now and I wouldn't go back to PUTTY for anything. Especially since the latest OpenSSH for Windows supports Yubikeys; the version Microsoft provides officially is a bit too old for that but if you use Chocolatey or download from the OpenSSH for Windows Github area you get a version that absolutely does work well.
I just use the new Windows Terminal console and use cygwins ssh command. The experience doesn't feel very different at all from my linux machine.