Perform the following steps to Force SSL with https redirect from DirectAdmin control panel:
- Login to DirectAdmin control panel [It should be accessible from http://IP_ADDRESS:2222].
- Click on SSL Certificated link under Account Management.
- Click on Force SSL with https redirect (Bottom of the page) and make sure you see a Green Tick on left side of the option.
- Click on Save which is right side of the Force SSL with https redirect
