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Windows Phone 8
| Version of Microsoft Windows | |
 | |
 | |
| OS family | Windows NT |
|---|---|
| Version | 6.2 |
| Codename | 'Apollo' |
| Architecture | ARM32 |
| Release date | 2012-10-26 |
| Support end | 2014-07-08 |
Windows Phone 8 (codenamed 'Apollo') is a version of the Windows Phone mobile operating system. This is the first version based off of the Windows NT kernel instead of Windows CE, being developed as a version of Windows 8 in concurrency with it.
Windows Phone has its own versioning system. The build of Windows NT that a given build is based on is stated in the build's page.
Update system[edit | edit source]
Windows Phone 8 updates are distributed via Windows Update as CABs with three different extensions: a file of type .spkg is a full package, a file of type .spku is an update package containing PA30 delta compressed files from a previous build,[note 1] and a file of type .spkr is a removal package.
Builds[edit | edit source]
Available build Confirmed build Unconfirmed build Fake build Developer Preview[edit | edit source]
RTM[edit | edit source]
GDR1[edit | edit source]
GDR2[edit | edit source]
GDR3[edit | edit source]
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Notes[edit | edit source]
- ↑ The delta compressed files can be applied on a Windows PC using a tool like
delta_patch.py