From this detailed guide, you can learn how to install Mando Addon On Your Kodi.
‘Mando’ is a new, premium Kodi add-on that can be installed from the Omega Repo. This is a fork of FEN Lite AM that provides movies, TV series, anime, and other on-demand content.
This is a ‘debrid only’ add-on meaning a premium debrid service like TorBox, Real-Debrid, or Premiumize is required to stream content.
this installation guide applies to all compatible devices including Amazon Firestick, Fire TV, Android & iOS, Mac, Windows, Android TV, Android Boxes, etc
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How To Install Mando Kodi Addon
- Open Kodi
- Be sure to have the Unknown Source box checked as Kodi requires this before installing 3rd party add-ons.
- HOME Screen > Add-ons > Settings button 
> Add-ons > Enable Unknown Sources.
- From your Home Click Settings (cog icon top left)
- Click File Manager
- Click None
-Type in the following EXACTLY https://kodiwind.net
- Click OK
- Click back on your remote/keyboard
- Click Add-ons
- Click Install from Zip File
- Click Omega
- Click repository.Omega.x.x.zip.
- Wait for Add-On Enabled Notification
- Click Install from Repository
- Click Omega Repository
- Click Video Add-Ons
- Click Mando
- Click Install
- Wait till you can see the message Add-on installed pops up. That's it! You can now find you addon from main menu > Add-ons, enjoy.