How to officially upgrade from WP8.1 to W10M.

Опубликовано: 16 Август 2026
на канале: W10M Group

14,993

230

#lumia #windowsphone

Welcome to the video guide about the official W10M Upgrade for eligible Windows Phones.
Since this is the official method, only a selected devices are supported.

Documented Guide;
W10M version: https://w10mgroup.github.io/?sid=CEhS...
WP8.1 version: https://w10mgroup.github.io/?sid=LR5x...

| For unsupported devices, follow this guide;
Unofficial Update:    • Video

Support us:   / w10mgroup

Downloads
---------------------
OTC Updater: https://mega.nz/file/HBpB1QAB#d_mfH1H...

Chapters
---------------------
00:00 - Guide Intro
00:07 - Group intro
00:14 - Introduction
00:18 - Intro to OTC updater
00:40 - Eligible/Compatible Devices
00:58 - Unofficial update for Unsupported Devices
01:30 - How to Update to W10M using OTC Updater
01:34 - Download OTC Updater
02:05 - Using OTC Updater
04:25 - Monitoring Update progress
05:06 - Update Installation
05:16 - Data Migration & Finishing update
05:24 - Updating the phone to latest official build
05:53 - Upcoming Video guide note about system updates
06:10 - Converting & Backing-up Upgrade packages (Optional)
08:28 - TIP: Upgrading W10M Build with PC
08:33 - End

Like and subscribe!

Notes
---------------------
• Windows Phone 8.1 build should be at least 8.10.14219 prior to updating.
If you don't have that build, then refer to this video guide:    • How to update any WP device to Windows Pho...
• Use the exact OTC Updater version linked here, other versions others other sources will require some registry edits to make it functional, otherwise, it will throw the below error:
"An Error occured while making the Http request to..."
• Don't update the device while the bootloader is unlocked, re-lock & update if it's unlocked.
• If OTC Updater can't detect your Windows Phone even when it's shown in File Explorer;
Disconnect & go to "Devices & Printers" and remove your Windows Phone, then reconnect and try OTC Updater again.
• Can't seem to resolve an error? Post the LOGs cabinet of your device in our WP8.1 Telegram Support group mentioning the guide topic.

Credits
---------------------
✓ FadilFadz for OTC2CAB
✓ Trogper for fixed OTC updater

Music credits
---------------------
Music from https://freetousemusic.com
‘Downtown’ by ‘Balynt’
   • 🛩 Summer Travel No Copyright Uplifting & C...

Music from https://freetousemusic.com
‘Waves’ by ‘LiQWYD’
   • 😜 Chill & Upbeat No Copyright Free Instrum...