Where can I download SQL Server 2008 R2 RTM now that SQL Server 2012 has come out and the old links have been redirected?
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How do I install SQL Server 2008 Express R2 SP1 to an existing R2 Express instance? - Stack Overflow
![KB-49924: Tutorial for installing Microsoft® SQL Server® 2008 R2 - Express Edition. - Elipse Knowledgebase KB-49924: Tutorial for installing Microsoft® SQL Server® 2008 R2 - Express Edition. - Elipse Knowledgebase](http://kb.elipse.com.br/pt-br/images/ID4645/sql2.png)
KB-49924: Tutorial for installing Microsoft® SQL Server® 2008 R2 - Express Edition. - Elipse Knowledgebase
![Manually Installing SQL 2008 R2 Express on Windows Server 2008R2, 2012, 2012R2 and Windows Workstation 7 / 8.x – Print Manager Manually Installing SQL 2008 R2 Express on Windows Server 2008R2, 2012, 2012R2 and Windows Workstation 7 / 8.x – Print Manager](https://support.printmanager.com/hc/en-us/article_attachments/201704105/LocalExpressOption.png)