Windows 10 Mobile Update 10586.212 is being tested internally
Microsoft to release a new Windows 10 Mobile cumulative update soon
More improvements and fixes to the current official Windows 10 Mobile version 10586 may be coming very soon, according to sources at Winbeta.
Cumulative update 10586.212 is being tested internally, and it may reach all Production devices (non-Insiders) in the next few days. This Windows 10 Mobile Cumulative update further improves the OS performance and fixes some bugs.
Among the fixed in 10586.212 is the bug where closing an app launched from the App list causes the Background to un-dim itself. The same bug is already fixed the in the recent Redstone build available in the Slow and Fast Insider rings.
Microsoft is expected to release update 10586.212 (or a newer build) to existing non-Insider devices very soon. Meanwhile, the company is progressing with its Insider program – both Fast and Slow Rings are already on the Redstone branch for updates. The official Anniversary (Redstone 1) update, scheduled for this summer, will bring improvements to Cortana, Action Center, Continuum and more.