Windows 10 Pro Insider Preview Build 10122 En-US x64 by:WhiteDeath

Name ISO:en_windows_10_pro_10122_x64_dvd.iso
Size:3.8GB
Mode:Bootable

What's new in the Windows 10 Insider Preview build 10122? · Developing
Windows will update from version 10.0.10074 to 10.0.10122 after launching this update.

Start
The "Expand start" button has been removed
Support for jumplists
"Places" has been removed
File Explorer and Settings are now shown above Power options
Start will now give a suggestion for new apps
Tablet improvements
The apps list is no longer displayed onscreen by default
Tiles are displayed larger
There is now a global back button
Tiles can now follow the user's accent color
Interface
Apps will now display the back-button int the titlebar when required, tablets will show this button in the taskbar
Switch-buttons and sliders have received a new design
The window border chrome has been updated
Features
Backup & restore has been readded from Windows 7
"Play to" has been renamed "Cast to Device"
In China, users can now choose between Cortana and Huna
Cortana now has a Feedback button
Edge
Project Spartan has been renamed Edge and has a new icon
There is a new Internet Explorer-like New tabs page
There is a new MSN.com-like New tabs page
Edge can now save passwords and forms
Edge now supports InPrivate browsing
Improvements to the Edge render engine