Similar to 5. Use this tool is to fix software problems on your phone. It'll install the latest version of the platform on your phone and remove everything else, including your apps, games, texts Lumia 950 (Talkman) or Lumia 950 XL (Cityman) A Windows PC; A cable to connect the phone to the PC; Software: WPInternals; And a lot of patience! Please read the entire guide before starting the process. The unlocking procedure involves a lot of different variables, so some steps might differ from phone to phone. Akhil Kochhar - February 6, 2016 1. A Spanish Windows phone related website WindowsPhoneApps.es reported that Microsoft Lumia 640 and 640 XL receives new firmware update in Latin America. The Let if complete and update to Windows 10 Mobile. After it boots set it up. Get to the home screen. Do not let it update and do not send any updates to it. 9. Unlock the bootloader of the Lumia 920 using Windows Phone Internals 2.8 but this time also send the SBL3 bootloader image link above. Windows Phone 8.1 Update 1 (GDR1) Windows 10 Mobile (1607) Windows Phone 8.1 Update 1 (GDR1) Windows 10 Mobile (1607) Windows RT 8.1 Upgradeable to Windows 10: No (due to 512MB only or Snapdragon S4) Yes No (due to Snapdragon S4) Un­known Yes No Physical specifications: Lumia 520: Lumia 525: Lumia 620: Lumia 625: Lumia 720: Lumia 810: Lumia . Nokia Lumia 625 official photos Back to the point though, the Lumia 625's main attention grabber is the healthy boost in screen size. By going from 3.8" to 4.7", the Lumia 625 gains almost a full 5. Go to your Lumia's Settings. Under Settings, scroll down and go to Phone Update. 6. Under Phone Update, click on Check for Updates button. If there's an update available, your handset will automatically start downloading it. Note that, in most cases, a WP8 Lumia would first have to be upgraded to version 8.0.10322.71 before 8.1. 2.2. Checking for updates. Go to settings -> update and security -> Windows Update and check for updates. This will take a while! Keep it on wall power because updating can only be done at 40% or more at this point. I got 3 updates, one from 1607 to 1703, one from 1703 to 1709 and another one from old 1709 to last 1709. The list of Lumia Windows Phones that are "officially" getting Windows 10 Mobile is quite lengthy. Eligible phones for Windows 10 Mobile upgrade (so far) Lumia 430 And then tried all the steps (that's how I have become an Insider! ). But still I can not upgrade my Microsoft Lumia 435 to Windows 10. And I have checked the third link. My phone Microsoft Lumia 435 is there but the version number of my phone is 8.10.15148.160 not 8.10.14219341. 7 people found this reply helpful.

lumia 625 upgrade to windows 10