How to install Epic launcher?

So i downloaded Epic launcher and when i was about to install it right when i clicked on it a window show up says : This file does not have the program associated with it for performing this action…
help ?

Before you start digging deeper, you may want to check this generic solution out first:

It’s a small program that checks for registry corruptions associated with with installing and uninstalling. Once you’ve run it, you’ll most likely need to point it to a piece of software you’re having issues with.

hello , i tried this this but i couldnt find Epic launcher which im having problem with so i chose “Not Selected” i waited for the resolving it said it fixed something but i trid again to install the Epic launcher but still the same problem

How up to date is your Windows?

edit:

Judging by the message, something must have gone really wrong with this API for you to see a message like that (especially if you’re running Win10). Anyway, you can try to register it again:

Hit Win+R and punch in msiexec /unregister and then msiexec /regserver