May 08, 2020
Google Chrome for Windows Phone (8, 8.1, 10) Free Download Dec 01, 2015 Download & Install Windows Phone 8.1 Manually - WP 8.1 If you want to update old Windows Phone 8 firmware version to the latest Windows Phone 8.1 Preview firmware version, then your device warranty will be voided until you download and install the official final public release of Windows Phone 8.1 Update and also once you updated to Windows Phone 8.1 then you won't be able to revert back to the previous Windows Phone 8 or earlier version. How to Reinstall windows 8.1 in windows phone - Microsoft
Install Windows 8.1 RT Update 3. When Windows Update notifies you that Windows 8.1 RT Update 3 is available, follow the on-screen instructions to download and install it. For more info, see Install Surface and Windows updates. Turn on the Start menu. After installing Windows 8.1 RT Update 3, you'll need to turn on the Start menu.
Install apps - Nokia Lumia 520 - Windows Phone 8.1 1 Before you start Before downloading and installing apps on your Lumia, your Microsoft account must be activated. In this guide the Facebook Messenger App is used as an example. Windows 10 Mobile: Now you can update your phone from your Oct 23, 2017
Download & Install Windows Phone 8.1 Manually - WP 8.1
If you want to update old Windows Phone 8 firmware version to the latest Windows Phone 8.1 Preview firmware version, then your device warranty will be voided until you download and install the official final public release of Windows Phone 8.1 Update and also once you updated to Windows Phone 8.1 then you won't be able to revert back to the previous Windows Phone 8 or earlier version. How to Reinstall windows 8.1 in windows phone - Microsoft