Windows 8 build 8520

6.2.8520.0.fbl_eeap.120722-1632
Build of Windows 8
Screenshot
OS familyWindows NT
Version number6.2
Build number8520
Build revision0
Architecturex86, ARM32
Build labfbl_eeap
Compiled on2012-07-22
Expiration date
Timebomb2013-01-15 (+177 days)
About dialog
8520winver.png

Windows 8 build 8520 is a build of Windows 8, which was released to Microsoft partners through the Ecosystem Engineering Access Program (EEAP) on or around 27 July 2012.[1] It was first uploaded to BetaArchive on 3 February 2020 in the x86 and ARM32 architectures in the Czech and Traditional Chinese (Hong Kong SAR variant) languages respectively; the British English and Arabic (Saudi Arabia) language versions of this build in the ARM32 architecture were later uploaded on 4 May 2022. The Simplified Chinese variant of this build was first shown on 8 July 2023[2], and was eventually uploaded on 10 August 2023. The American English of this build in the ARM32 architecture was uploaded to the Chinese website BetaWorld on 6 June 2023 along with build 8288,[3] and was later shared on 23 October 2024.

Editions and keys[edit | edit source]

Edition / SKU Name Key
Core 2H7NK-3VJJY-HHY3Y-WM3T8-JFCRY
CoreARM NFV72-RG2HG-7FTTP-8FJTB-FF848
Professional GCNRF-BHBCM-W9YWM-VWQP6-TJBWR
ProfessionalWMC (edition upgrade only) MBFBV-W3DP2-2MVKN-PJCQD-KKTF7

Bugs and quirks[edit | edit source]

Strings[edit | edit source]

  • Theme1 and Theme2 retains the display names from build 8513.

Watermark[edit | edit source]

  • In the Czech version, the Microsoft Confidential watermark appears to be pseudo-localized and in English.
  • In the Arabic, Simplified Chinese, and Traditional Chinese versions, the Microsoft Confidential watermark is in English.

Gallery[edit | edit source]

x86 version (Czech)[edit | edit source]

ARM version (British English)[edit | edit source]

ARM version (Chinese (Traditional, Hong Kong S.A.R.))[edit | edit source]

Out-of-box experience[edit | edit source]

ARM version (Arabic)[edit | edit source]

ARM version (Simplified Chinese)[edit | edit source]

Interface[edit | edit source]

Photographs taken prior to public upload[edit | edit source]

References[edit | edit source]