Newbie: How in install Plugin manager or plugins in IIS and PHP v5.6?

[svadlakonda]

I am using HMailServer and Roundcube for Webmail. I am completely new to Roundcube world. Can some provide me clear steps to install plugin-manager or plugins using plugin manager?

I am using IIS 10, PHP 5.6 and RoundCube Webmail 1.1.3. Please help me.

[svadlakonda]

No one has any clue do in IIS server?

[alec]

Myroundcube project is dead, so at the moment you can't install plugin-manager.