Here is what's improved and fixed in Windows 10 Build 10586.318

Microsoft today released a new cumulative update for Windows 10 Version 1511 with a number of improvements and bug fixes. As usual, the latest cumulative update does not introduce any new features — however, the update brings some required bug fixes and improvements:

• Improved reliability in a number of areas including Cortana, Bluetooth, Shell, Internet Explorer 11, Microsoft Edge, Miracast, and USB.

• Fixed memory leak that occurs when opening a portable document format (PDF) form multiple times.

• Fixed issues with text alignment for right to left languages in Internet Explorer 11 and Microsoft Edge.

• Fixed issue that affected Bluetooth function when a PC resumes from sleep.

• Fixed issue where user accounts weren’t locked out after a number of failed sign in attempts.

• Fixed issue with revised daylight saving time.

• Fixed issue that sometimes corrupts CompactFlash cards inserted into a card reader.

• Fixed issue that caused recorded video to be lost when answering an incoming call on some phones.

• Fixed issue that could result in unexpected battery drain while the phone screen is off.

• Fixed additional security issues with kernel mode drivers, remote procedure calls, the Microsoft Graphics Component, Internet Explorer 11, Microsoft Edge, Windows Shell, Windows Journal, Virtual Secure Mode, Schannel, and Jscript.

For those wondering, the latest cumulative update is build 10586.318. To install the latest update, just head over to the Settings app, open Update & Security, and then Check for Updates. Happy downloading!