In the second week of June, Windows users who own either a mobile or PC running on Windows 10 were finally able to get their devices running on the new 10586.420 build. This build contains no major new feature but addresses some very important issues users have battled, with the most important improvement being the battery drain fix.
Windows 10 PC
KB3163018 (OS Build 10586.420) includes major upgrades and security fixes. No new operating system features are being introduced in this update.
- Internet Explorer 11 performance is improved when loading web pages with roaming user profiles.
- Improved reliability. Internet Explorer 11, Microsoft Edge, Cortana, audio playback, audio playback in Groove Music app, Maps app, Miracast, and Windows Explorer are all more reliable.
- Balloon tip notifications no longer always appear in the upper left side of the screen.
- VPN now works properly when switching between different network interfaces (for example, switching between Wi-Fi and cellular).
- Narrator improved to read bulleted lists, hyperlinks, and image information better.
- Location services fixed so that navigation apps can keep up with a user’s actual location.
- Security issues fixed with Internet Explorer 11, Microsoft Edge, Server Message Block (SMB) Server, Microsoft Graphics Component, Group Policy, DNS Server, Windows Diagnostic Hub, Kernel mode drivers, Microsoft Windows PDF, Windows Structured Query, Adobe Flash Player, JScript and VBScript, and Web Proxy Autodiscovery Protocol (WPAD).
- Additional issues fixed with Microsoft Edge, Internet Explorer 11, Bluetooth, Cortana, Wi-Fi, Windows Camera app, revised daylight saving time, USB, TPM, Graphics, Group Policy, downloading music or movies purchased through the Windows Store, Network Diagnostics and Windows Explorer.
- Battery drain which made a lot of windows users downgrade back to 8.1 has now been taken care of.
- General improvements. Microsoft made improvements to reliability, performance and stability.
- Cortana. Cortana was improved with a fix for a problem that sometimes resulted in a crash when performing a search, and corrections to inaccurate times after Daylight Savings Time (DST) on meeting cards and reminders.
- Battery drain fix. This fixes a problem that could result in unexpected battery drain while syncing mail using IMAP.
- Maps improvements. The Maps app includes better stability, improved accuracy, and reduced latency with driving directions.
- Messaging offers improved reliability when syncing text messages from the phone to the cloud.
- Power down. The amount of time it takes some phones to completely power off after “Goodbye” disappears has been reduced.
- Re-add a Microsoft account after an upgrade. Some phones were unable to re-add a primary Microsoft account without resetting after upgrading from Windows Phone 8.1.
- Install keyboard and languages after an upgrade. Some phones were unable to install keyboard and languages without resetting after upgrading from Windows Phone 8.1.
- Update schedule. The number of days a phone can go without restarting to receive an update has been reduced from 14 days to 7 days.
- Phone will keep ringing when interrupted by an SMS.
- Project My Screen fixed. It would stop working on some phones.