What’s new in .NET Framework 4.6.1
- WPF improvements for spell check, support for per-user custom dictionaries and improved touch performance
- Enhanced support for Elliptic Curve Digital Signature Algorithm (ECDSA) X509 certificates
- Added support in SQL Connectivity for AlwaysOn, Always Encrypted and improved connection open resiliency when connecting to Azure SQL Database
- Azure SQL Database now supports distributed transactions using the updated System.Transactions APIs
- Many other performance, stability, and reliability related fixes in RyuJIT, GC, WPF and WCF.
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https://msdn.microsoft.com/en-us/library/ms171868%28v=vs.110%29.aspx
Offline installer: http://www.microsoft.com/en-us/download/confirmation.aspx?id=49982
Web installer: http://go.microsoft.com/fwlink/?LinkId=671729