SCCM( System Center Configuration Manager) Update 1706 is available as an in-console for the systems installed with the versions-1606, 1610 or 1702. Below listed are the some new functionalities added in the update 1706 of SCCM.

Site Infrastructure

Compliance Settings

Application Management

Operating System Deployment

Software Updates

Reporting

Mobile Devices Management and

Protect Devices


Site Infrastructure
Under this, we can see the following features:

Client peer cache supporting of update files for Office 365 and distribution of express installation files for Windows 10 is available in this release.

In this update, below are some additional accessibility improvements have been introduced for the Configuration Manager Console.

Keyboard Shortcuts Functionality
Ctrl + D Set the focus to the details pane, when available
Ctrl + I Set the focus to the breadcrumb bar, below the ribbon
Ctrl + L Set the focus to the Search field, when available
Ctrl + M Set the focus on the main (central) pane
Ctrl + T Set the focus to the top node in the navigation pane. If the focus was already in that pane, the focus is set to the last node you visited
Alt Change the focus in and out of the ribbon
Central Administration sites and Configuration Manager Primary sites include Configuration Manager Update Reset Tool which can be used to fix issues when there are downloading or replicating problems in in-console updates.

With this update, Configuration Manager Console can measure and display different parts of User Interface when viewed on high DPI devices.

In this release, Azure Active Directory(AD) integration with Configuration Manager is improved in a way that streamlines the configuration of Azure services usage with the Configuration Manager

Compliance Settings
In this updates, below are the new configuration item settings that have been added for Windows 10 devices that are enrolled with Intune, or managed on premises by Configuration Manager. The settings are:

Password

Device Encryption

Device

Device name modification

Region settings modification (desktop only)

Language settings modification

Power and sleep settings modification

Language settings modification

System time modification

Store

Use private store only

Auto-update apps from store

Store originated app launch