Windows Phone version history

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This page provides details for the version history of the Microsoft Windows Phone operating system (continued by Windows 10), from the release of Windows Phone 7 in October 2010, which was preceded by Windows Mobile version 6.x. The major version numbers are parallel to the Windows Operating System for desktops.[1]

Version history[edit]

Previous release Current release Preview release

Windows Phone 7[edit]

Main article: Windows Phone 7

Windows Phone 7.5[edit]

Windows Phone 7.8[edit]

Windows Phone 8[edit]

Main article: Windows Phone 8

Windows Phone 8.1[edit]

Main article: Windows Phone 8.1
Table of versions: Windows Phone 8.1
Version Release date Changes


April 14, 2014

User Interface

  • Action Center showing either standard or silent toast notifications, accessed by swiping from top to the bottom
  • Quick settings access in action center with four (or five on large screens like 6 inch Nokia Lumia 1520[38]) configurable shortcuts to: Airplane mode, bluetooth, brightness, camera, internet sharing, location, project screen, Quiet Hours, rotation lock, VPN, Wi-Fi [items in this list cannot be changed]
  • Start screen backgrounds
  • Support for start screen live tile rows of up to 6 small or 3 medium live tiles[39]
  • 'Cortana' smart personal assistant, based on the Bing service [available only on limited number of markets]
  • Swipe down to close apps in multitasking view
  • Recently installed apps are annotated with 'NEW' in the app list[40]
  • Support for virtual on-screen buttons called 'Navigation bar' with custom background color selection
  • Gesture keyboard, that is, swipe across letters on keyboard to type (Shape Writing) [not available on all languages / keyboards types]

General user experience changes

  • Bing smart search (similar search system as Windows 8.1)
  • Back button doesn't close application
  • Contact speed dialling
  • Ability to show only Contacts with phone number
  • Contacts with 'Inner Circle'; up to 40 Contacts (requires Cortana support)
  • Double-Tap to unlock your phone (Feature from Lumia devices on Amber Update and newer)
  • Favourite photos by tapping a heart icon
  • General keyboard enhancements including show emoji when typing and recognize names of Contacts
  • In-call speech commands
  • Notification if charger isn't of adequate power
  • Quiet Hours - Disable notifications during pre-selected time-frame or when 'Busy' in calendar (requires Cortana)[41]
  • Screenshot button combination is now Power + Volume Up
  • Search button will be the new way to open Speech (aka ‘Cortana’)
  • Separate volume controls for ringtones/notifications and music/media
  • Set default Voice Navigation app for the OS
  • Voice Narrator for Accessibility
  • File picker
  • Wi-Fi Sense: sharing secured Wi-Fi Networks with contacts if they have Wi-Fi Sense
  • Wi-Fi can auto re-enable after a set duration of time
  • Status bar with Signal strength, Wi-Fi, Battery etc. is always visible (doesn't auto-hide)[40]
  • Phone history group repeat calls from a user annotated with number of calls[40]

New technology support

  • VPN (Virtual Private Network), auto-triggered VPN
  • Enterprise Wi-Fi support with EAP-TLS
  • Miracast; PlayTo and mirroring of Windows Phone screen to TVs and/or monitors
  • Bluetooth 4.0 LE (requires phone firmware support, temporarily removed from DP version)
  • Dual SIM
  • Mouse and keyboard (HID)
  • Support for Qualcomm Snapdragon 200/400/400 LTE
  • Full support for TD-LTE and SGLTE

Internet Explorer 11

  • WebGL
  • Normal mapping
  • File uploads
  • File downloads to local storage
  • Password manager
  • Video player including HTML5 video support (video playback doesn't have to be full screen)
  • Tab, history, favorites and password synchronization with Internet Explorer 11 in Windows 8.1
  • Forward and back by swiping right and left


  • Ability to install apps, save photos, app and game data on inserted SD Cards (apps on SD Cards only allowed from one originating phone)
  • Auto-updates for apps (like Windows 8.1), including when only on Wi-Fi
  • App Suggestions by location
  • Better backup functionality including app and game data to OneDrive (if developer enabled)
  • Battery power sense, monitors app battery usage
  • Battery Saver (under Battery Sense) will have an app exclusion list
  • Single sign-in for apps (like on Windows 8) with Microsoft Account; sign in will persist across devices + apps with permissions prompt
  • Podcast app powered by Bing, full featured
  • Facebook and OneDrive photos integration in photos app removed
  • Office apps support password protected documents
  • Office Lens support for scanning documents with camera, import into Office with OCR
  • OneDrive (previously SkyDrive) with integrated file browser (like Windows 8.1)
  • Twitter integrated more deeply into the contacts Hub
  • Updated calendar app with weather for days and week view
  • Updated camera app, similar to Windows 8.1, with burst mode.
  • Updated email app with ability to always download emails and pictures within them, sync with accordance to usage patterns
  • Updated messaging app with ability to mute thread
  • Xbox Music and Xbox Video as standalone apps instead of the Music + Video Hub (allowing more updates to be pushed)
  • Xbox Game Hub redesigned


  • Chkdsk for SD cards to ensure card health
  • The phone will have to update to the latest version before you can restore it to factory settings
  • Trusted app list for NFC that will remove the need for asking whether you want to open a particular app
  • Virtual SmartCard support
  • Wallet supports tickets, membership cards, and Passbook
  • Ability for operators to install certain applications once SIM card is detected
  • Ability for operators to control Data Sense limits remotely


  • S/MIME to sign and encrypt email
  • Enterprise enrolled phones can have their passwords changed and remotely locked
  • Access to corporate resources behind the firewall with app aware
  • Certificate management to enroll, update and revoke certificates for user authentication
  • Enhanced MDM policies to lock down functionality on the phone for more enterprise control, in addition to richer application management such as allowing or denying the installing of certain apps.

Developer features

  • Background tasks: Bluetooth signal strength, Chat message notification, Device connection change, Device use trigger, Gatt characteristic notification, Location, Push notification, Rfcomm connection, System event, Timer
  • Geofencing API for location-based reminders
  • Native HTML5/JavaScript app development support
  • Audio/video transcoding (same API as in WinRT), hardware accelerated
  • Media editing: audio and video effects; slow motion video
  • Apps can capture audio/video from themselves
  • New APPX app package format for new Windows Phone 8.1 apps, similar to Windows 8.1 APPX format
  • Stereoscopic 3D support
  • New developer tools including: SemanticZoom, DatePicker, TimePicker


May 14, 2014
  • Intermediate update
  • Features "several quality improvements"


June 2, 2014
  • Change in Boot Logo
  • Some minor bug fixes
  • Battery improvement


June 12, 2014
  • Improvements to APIs
  • Enables new devices


July 16, 2014


(Windows Phone 8.1 Update)[42]

August 4, 2014


  • New country support for Cortana; China, UK, Canada, India and Australia
  • Support for a store live tile when the tile is medium-sized
  • Store tile size has been standardized for all layouts and some tiles have changed places on the Start screen.
  • Improved Xbox music app and live tile support.
  • Support for app folders.
  • Enable phone cover apps to launch when a phone cover is closed and specify the default setting for the lock screen's auto unlock setting.
  • SMS merge & forwarding
  • Apps Corner; specify which apps are displayed in a special sandboxed mode or boot straight to an app
  • Hundreds of Internet Explorer 11 enhancements that greatly increase compatibility with the mobile web[43]

General user experience changes

  • Add phone book entry for Cortana to allow users to initiate speech from a car that doesn't have support for activating speech on the phone that is connected over Bluetooth.
  • USB action choices
  • User-customizable snooze settings for alarms
  • Improved selection, possibility to delete multiple calls, messages or contacts
  • Support for password protected office documents

New technology support

  • Dual SIM CDMA + GSM radio support
  • Bluetooth PAN (personal area network) 1.0 profile
  • Bluetooth aptX codec support for A2DP
  • Bluetooth browsing support for AVRCP
  • Bluetooth accessory notifications
  • Network Time Protocol support; automatically set the time using an NTP client in a Windows Phone device that doesn't support NITZ or when cellular data is not available.
  • Voice over LTE (VoLTE) support
  • Support for Qualcomm Quick charge 2.0, up to 75% faster charging in supported devices (Snapdragon 400, 600 and 800)


  • Send and receive data through a virtual private network (VPN) when connecting to Wi-Fi hotspots
  • Support for L2TP VPN protocol with IPsec


  • Support for notification LED[44]
  • Support for custom lock screens
  • Support for 1280 x 800 WXGA resolution
  • 540 x 960 qHD resolution support for diagonal screen sizes up to 6"
  • 1280 x 768 WXGA resolution support for diagonal screen sizes of 6.01" to 7
  • Possibility to install Wi-Fi Feature Pack which removes all cellular-related functionality from the operating system


August 19, 2014
  • Bug Fixes


September 24, 2014
  • Fixes error 80188308 some users were experiencing during update ( works in HTC 8X india model- in preview for developers )
  • HTC Windows Phones 8X, 8S, and 8XT will now be able to get the Windows Phone 8.1 Update
  • Fixes an Access Violation in "minuser" component which caused WinRT apps and WebViews to crash if scrolled by the user while (or 2–15 seconds after) loading, which was a regression introduced in the 8.1 Update 1 release (8.10.14147.180).


October 24, 2014
  • Tests Microsoft's ability to distribute a "Critical Update". Note that this update does not actually contain critical fixes - it's just a test.


November 13, 2014
  • "Critical Update" for unstated reasons
  • Allows for real-time Live Tile for the Battery Saver App (also allows you to add Battery Saver to the Quick Settings found in the Action and Notification Center)
  • Adds preferred install time for automatic updates
  • Made NTP time sync support enabled by default for CV devices (instead of rely on OEM to enable it)


December 05, 2014
  • New country support for Cortana; Spain, France, Germany and Italy (alpha). (However due to a widespread bug in the deployment, Cortana is not available for many users)
  • Cellular Data Toggle for Quick Settings access in Action Center.
  • Support for offline maps storage on MicroSD card
  • Hardware keyboard support
  • Ability to use the SD card storage space temporarily for OS updates (only on selected phones)

Windows 10[edit]

Table of versions: Windows 10 for smartphones and small tablets
Version Release date Changes


February, 2015

User Interface

  • Background behind live tiles
  • Transparent live tiles

General user experience changes

  • Notifications and dismissed notifications are synced between all Windows 10 devices
  • Notifications with possibility to inline replies
  • Sorted settings list with same sorting on all Windows 10 devices
  • Virtual precision pointing stick on the keyboard for selecting text


  • New photos app with aggregated content and automatic enhancements
  • Standard camera app replaced with Lumia camera app, not exclusive to Lumia devices
  • Unified messaging, SMS and Skype
  • Universal Office apps for Windows 10 including:
    • Excel, OneNote, Outlook, Powerpoint, Word

New technology support[45]

  • Bluetooth Message Access Profile
  • Bluetooth Human Interface Device Profile 1.1
  • Bluetooth HID over Generic Attribute Profile
  • Absolute Volume Control (part of AVRCP)


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