Can we download neos package of some specific version as latest version throwing exception

Using Neos & Flow
1

On downloading composer and packages, when done with setup throwing exception.
(attached

43%20PM
Screen Shot 2019-03-28 at 4.44.43 PM.png1582×1000 107 KB
is for reference).

Can we download Neos specific version packages like 4.2,3.1?

.

2

Yes, by setting the specific version as requirement in your composer.json file.