Microsoft's Windows 10 Mobile build 10586.122 is now hitting smartphones in the Slow and Release Rings for the Insider program. The latest release of the mobile OS brings with it many new changes that were detailed by Microsoft.

Here is what is new.

Windows 10 Mobile build 10586.122

Improved Kanji input experience while using Continuum.

Improved the speed in which thumbnails appear for portrait videos.

Improved Internet Sharing on select mobile network configurations.

Fixed an issue in Microsoft Edge that prevented Word Flow input on some sites.

Fixed an issue that previously prevented the option to "Close all Tabs" in Microsoft Edge from closing all open tabs.

Improved IMS registration on select mobile network configurations.

Fixed an issue where adding your MSA during OOBE would fail and prevent the account from being re-added after the failure.

Improved the email sync experiences when connecting to Wi-Fi networks with a captive portal.

Improved data connection profiles for dual SIM devices.

Updated background processing of multiple changes to improve battery life of devices.

Improved quality of video record to SD memory cards.

Improved video recording audio in some cases.

Improved overall OS reliability, including reliability of the Start screen, app updates, and the Windows Feedback app

Improved Alarm reliability

Many of those changes overlaps with yesterday's release for Windows 10 PC reinforcing the notion that these are truly just the same operating systems. Many of the fixes included were the subject of many user complaints so it's great to see them being addressed in a cumulative update.

Source: Microsoft