Jul 02, 2019

Guide on how to update Windows Phone 8 to 8.1 in easy Microsoft began delivering updates on Windows Phone 8 a month ago, with updates to Windows Phone 8.1 many WP8 users are experiencing new and more interesting features. Though the update is on PREVIEW version, Windows Phone 8.1 Preview for Developers version introduces many new features including an awesome assistance app Cortana (Beta). Install the Windows 8.1 Update (KB 2919355) - Windows Help Aug 31, 2016 Update to Windows 8.1 from Windows 8 - Windows Help Jul 13, 2020 How to Update Windows 8 Phone Software - techinfoBiT

Oct 16, 2019

Jul 23, 2020 How To Upgrade Windows Phone 7.5 to Windows Phone 7.8

Phone Update on Windows Phone 8.1 - Windows Central Forums

How to enable a Windows Phone 8.1 upgrade to Windows 10 May 06, 2016 Windows Phone 8.1 Update 2 | Windows Central Jun 04, 2015