How do I reset the WordPress admin panel password?

To reset your WordPress password, click the Lost your password? link at the bottom of the WordPress admin login page and then follow the provided instructions.

If this does not work, see the WordPress documentation on resetting your password or reach out to their customer support.

Follow the instruction in this article to install cPanel.
No, we do not support Windows on Droplets.
You can serve multiple WordPress instances from a single Droplet.