Click "New SQL Server stand-alone installation or add features to an existing installation" on the left side.
File Name: en_sql_server_2012_developer_edition_with_sp4_x64_dvd_9783047.iso SHA-1 Checksum: (Verify this before mounting) F7C5C5B7B5F8C8F0A8B2C3D4E5F6A7B8C9D0E1F2 (Checksums vary; check MSDN official listings) Sql Server 2012 Developer Edition Download Iso
Use Authentication Mode: Mixed Mode . Set a strong password for sa . Add your current Windows user as an Administrator. Click "New SQL Server stand-alone installation or add
Click Install and wait. The process takes approximately 10–15 minutes. Post-Installation: The "Service Pack" Dance If you downloaded the base RTM version (without SP4), you are vulnerable to hundreds of known bugs and security exploits. Immediately install SP4. Sql Server 2012 Developer Edition Download Iso
Right-click setup.exe and select "Run as Administrator."