Download Microsoft Dynamics CRM 2015 SDK & UII from the below links,
| Name | Size | Download Link | Description |
| MicrosoftDynamicsCRM2015SDK.exe | 83.6 MB | Click Here | Microsoft Dynamics CRM 2015 Software Development Kit (SDK) |
| MicrosoftDynamicsCRM2015UII.exe | 56.6 MB | Click Here | User Interface Integration (UII) solution framework, which includes a deployment guide, development guide and api reference for Unified Service Desk. |