By following the steps outlined in this article, you should be able to successfully download, install, and patch SQL Server 2008 R2 Standard on your system.
The file identified as is the official Microsoft installation media for the SQL Server 2008 R2 Standard Edition . This specific "patched" or updated ISO typically refers to the release that includes integrated support for multiple architectures, though it is important to note that mainstream support for this version ended in 2014, and extended support ended in July 2019. Core Product Specifications Edition : Standard Architectures Supported : x86 : 32-bit systems x64 : 64-bit systems
In SQL Server 2008 R2, this is primarily managed via SQL Server Management Studio (SSMS) under the "Management" node, or programmatically.