Please install SSDT 2015 as follows
1) download sql server 2015
2)download ssdt 2015
SQL Server Data Tools in Visual Studio 2015 | Microsoft Learn
3)download ssms 2019
Please install SSDT 2015 as follows
1) download sql server 2015
2)download ssdt 2015
SQL Server Data Tools in Visual Studio 2015 | Microsoft Learn
3)download ssms 2019
Please create the ADO Board using following steps
1) Create Features
2)Create Product Backlog
Write Description
Write Acceptation
3)Task