[Samba] Update Samba4 version

[lingpanda101]

On 4/4/2017 3:24 PM, Ricardo Pardim Claus via samba wrote:
> Dear,
> I have three installations of Samba 4, version 4.4.5.
> Being two DC's and a file server (domain member).
> I would like to update Samba to the latest version.
>
> The current installation was done by compiling the Samba packages.
> Could someone tell me if I can upgrade directly to the latest version available?
> Should I compile the new package to overlap the previous version?
> Thank you!
>

You can install over your previous version.

https://wiki.samba.org/index.php/Updating_Samba#The_Update_Process

Make sure to read the release notes for all the versions you are 
skipping over for changes.

-- 
--
James