What is the difference between the "Hosted" and the "Hosted VS2017" on azure devops building pipeline?
Azure DevOps Pipeline -> Diference between Hosted and Hosted VS 2017
There are a lot of differences between Hosted and Hosted VS 2017, but the main difference are the pre-installed softwares and the running platform.
You can check document Microsoft-hosted agents for the details info about [Microsoft-hosted agents.
Hosted: Visual Studio 2015 on Windows Server 2012r2.
Hosted VS 2017: Visual Studio 2017 on Windows Server 2016.
Note: Visual Studio 2010 SP1
, Visual Studio SDK 2012 RTM
, Visual Studio 2012 Ultimate Update 4
, Visual Studio SDK 2013 RTM
, Visual Studio 2013 Update 5
, Visual Studio SDK 2015 RTM
, Visual Studio 2015 Update 3
are all installed on machines in the Azure Pipelines Hosted pool.
Hope this helps.