Windows 8.1

Windows 8.1

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Windows 8.1
Codename Preliminary name	"Windows Blue"
Kernel version	NT 6.3
CPU architecture	x86, x64, ARM?
Release date	April 19, 2013 (Leak)
Support end	?
Preceded by	Windows 8
Succeeded by	Windows "9"

Windows 8.1 is going to be an update to Windows 8. It's rumored that the update will be free. The codename is "Blue". Development started around in late 2012.

So far, 3 builds have been leaked. (9364 on March 24th, 2013, 9369 on April 16th, 2013, and 9374 on April 19th, 2013.)

Builds

• No information available
• Existence doubtful
• Information or pictures available
• Leaked or released

Pre-Milestone 1

• 6.2.9220 - It is unclear whether this is a Windows 8 post-RTM build or a very early build of Blue/8.1.
• 6.2.9278.winmain.1212xx
• 6.2.9289.winmain.121220

Milestone 1

• 6.3.9300.winmain_bluem1.1301xx
• 6.3.9304.winmain_bluem1.1301xx
• 6.3.9314.winmain_bluem1.13012x
• 6.3.9319.x86fre.fbl_eeap.130208-1820
• 6.3.9323.winmain.130222
• 6.3.9347.winmain_bluem1.130220-1504
• 6.3.9364.fbl_partner_out13.130315-2105 - Leaked on 24th March 2013.
• 6.3.9369.0.fbl_partner_out14.130324-1300 - Leaked on 16th April 2013.

Milestone 2 / Preview

• Windows 8.1 build 9374 - Firstly partially leaked, then fully leaked on 19th April 2013.
• 6.3.9375.0.winmain.13040x
• 6.3.9380.0.winmain.140409
• 6.3.9382.winmain_blue.13040x
• 6.3.9385.pre_partner_out13.130412-2105 - Likely fake.