OnePlus 6T Flash File | Stock Firmware | OxygenOS 11.1.2.2

OnePlus 6T runs on Android 9.0 Pie out of the box with a Non-removable Li-Po 3700 mAh battery with Fast battery charging 5V 4A 20W (Dash Charge). The device sports an in-display fingerprint sensor. The handset supports Dual SIM with 4G. It comes with connectivity options such as Bluetooth, Wifi, USB OTG, 3G, and 4G.

What is Stock ROM Flash File?

A Stock ROM, also known as Stock Firmware or Flash File, refers to the original, unmodified firmware that comes pre-installed on a device, such as a smartphone or tablet. The device manufacturer develops this firmware specifically designed to work seamlessly with the device’s hardware and software components.

The term “flash file” comes from the process of “flashing,” which means installing or updating the firmware on a device. Flashing a stock ROM can help restore the device to its factory settings, fix software-related issues, or unbrick a device stuck in a boot loop or malfunctioning.

In summary, a Stock ROM Flash File is the original, factory-installed firmware used to update or restore a device to its factory state.

The Advantage of Stock Firmware

Flash Stock To Unbrick your OnePlus 6T
Flash Stock ROM to Fix the bootloop problem
Upgrade and Downgrade OnePlus 6T
Unroot or Fix Bugs on your phone
To fix the lag or stutter on OnePlus 6T
By flashing Stock ROM, you can solve software problems.
Revert back to stock to gain your warranty.

OnePlus 6T Software Update timeline and downloads:

Updates and Downloads	Changelog:
OxygenOS 11.1.2.2 Full system package (Global) Incremental update from OxygenOS 11.1.1.1	Upgrade Android Security Patch to 2021.11
OxygenOS 11.1.1.1 Full OTA Incremental OTA from 11.0	System Optimized the system power consumption to reduce heating Improved the gyro sensor sensitivity Upgrade Android Security Patch to 2021.09 Improved system stability and fixed known issues Network Optimized network connection stability
OxygenOS 11 OxygenOS 11: Full Update	System Updated to OxygenOS 11 version Fresh new UI visual design brings you a more comfortable experience with various optimizations of details Since this is a big Android update with multiple new features, the upgrade process might be a little longer, please be more patient Game Space Newly added gaming tools box for convenient switches of Fnatic mode. You can now choose three ways of notifications: text-only, heads up and block, just for your immersive gaming experience Newly added quick reply feature in a small window for Instagram, WhatsApp and Telegram (Enable it by swiping down from upper right/left corners of the screen in gaming mode) Newly added mis-touch prevention feature. Enable it, swipe down from the top of the screen, click and the notification bar will pop out Camera Updated the camera UI and optimized some of the function paths to offer more convenient operation Ambient Display Newly added Insight clock style, a joint creation with Parsons School of Design. It will change according to the phone usage data (To set: Settings > Customization > Clock on ambient display) Newly added Canvas feature that can automatically draw a wireframe picture based on a lock screen photo on your phone (Path: Settings – Customization – Wallpaper – Canvas – Choose photo preview and it can be generated automatically) Dark Mode Added a shortcut for Dark Mode, you can pull down the Quick Settings panel and find it Supported automatically enable by time range (path: Settings – Display – Dark Mode – Turn on automatically – Automatically enable from sunset to sunrise / Custom time range) Shelf Newly shelf interface design, the interface is clearer Added weather widget, animation effect smarter
OxygenOS 10.3.11 OxygenOS 10.3.10 -> 10.3.11 Incremental Full zip for 10.3.11	System Updated Android security patch to 2021.05 Fixed known issues and improved system stability
OxygenOS 10.3.10 Incremental OTA from 10.3.9	Updated Android Security Patch to 2021.04 Fixed known issues and improved system stability
OxygenOS 10.3.9 Incremental OTA from 10.3.8 Full OTA	System Updated Android Security Patch to 2021.02 Updated GMS package Fixed known issues and improved system stability
OxygenOS 10.3.6 Full OTA	System Optimized RAM management Newly adapted OnePlus buds, easier to take advantage of wireless connection Fixed the crash issue when browsing on Chrome Fixed the black screen issue when opening logkit Improved system stability and fixed general bugs Updated Android security patch to 2020.07 Updated GMS package to 2020.05
OxygenOS 10.3.4 Incremental OTA from 10.3.3 Full OTA	System Updated launcher version to 4.1.6 Updated Android Security Patch to 2020.05 Improved system stability and fixed general bugs Phone Fixed the issue with default country in assisted dialing when Sim 2 is in roaming state Newly added Work-Life Balance to help prioritize notifications and allocate time wisely（India only） Newly added Epic Games in Game Space（India only）
OxygenOS 10.3.3 Full OTA	System Fixed the issue with a black screen randomly appearing while playing games Updated GMS package to 2020.02 Updated Android Security Patch to 2020.04 Improved system stability and fixed general bugs Network updates Integrated VoLTE & VoWifi support for Telenor – Denmark Integrated VoWifi support for RJIO – India Phone Newly added OpSports feature in the shelf Added OnePlus Roaming feature: choose a plan without worrying about the SIM card when travelling Cloud Sync updates [India only] Updated the CloudService to Version 2.0
OxygenOS 10.3.2 Incremental OTA update	System Fixed the screen flickering issue while swiping up to unlock Improved system stability and fixed general bugs Updated Android security patch to 2020.02
OxygenOS 10.3.1 Incremental update from 10.3.0 Full OTA	System Fixed the issue with a black screen appearing after unlocking the device using a fingerprint Fixed the issue with the animation logo while rebooting device Fixed the issue with device heating up while charging Fixed the random disconnection issue with 5Ghz hotspot Improved system stability and fixed general bugs Updated security patch to 2019.12 Camera Optimised the image preview time in the Pro mode Fixed the camera crash issue Gallery Fixed the issue with videos and images not displaying in the gallery
OxygenOS 9.0.13	System Updated Android security patch to 2019.3 General bug fixes and system improvements Community Introducing feedback tool for reporting bugs and submitting feature requests
OxygenOS 9.0.12	System Updates Android security patch to 2019.1 General bug fixes and system improvements Deep integration with Google Duo Optimizations for display
OxygenOS 9.0.11	Updated Android security patch to 2018.12 Improved Wi-Fi stability for better connectivity Face Unlock improvements General bug fixes and improvements Improved Nightscape performance
OxygenOS 9.0.10	Currently, OnePlus 6T OxygenOS 9.0.10 is knocking in with improvements to Wi-Fi stability and Face Unlock. Along with regular bug fixes, it also improves the nightscape mode feature of the 6T. Most importantly it packs the December 2018 security patch for the phone.
OxygenOS 9.0.7	The New OxygenOS 9.0.7 brings significant improvements to wifi and Bluetooth connectivity. It also fixes all minor issues like brightness and lock screen controls issues.
OxygenOS 9.0.6	These update fixed some important camera and security sensor issues.
OxygenOS 9.0.5	This Update weighs around 94 MB. It comes with improvements to the in-display fingerprint unlock feature. Also, fixes up some bugs and system optimization.
OxygenOS 9.0.4	First OTA Update for OnePlus 6T which brings November 2018 Android security patch in advance along with other great enhancements.

OnePlus 6T Open Beta Update timeline and downloads

Updates and Downloads	Changelog:
Android 10 Open Beta
OxygenOS Open Beta 6 Full OTA	System Now unlock the LockBox without any problems in File Manager No more crashes in the Launcher with apps in full-screen display Got rid of blank screens while clearing up the background apps Updated Android Security Patch to 2020.03
OxygenOS Open Beta 5 Full OTA	System Fixed and removed white bar below the keyboard Fixed the issue with app crashes during installing and updating Improved system stability and fixed general bugs Updated Android security patch to 2020.02 Network (India Only) Integrated the VoWifi registration for the Jio Sim Phone Optimized the one-handed mode experience in the Phone app Fixed the issue with the duplication of contacts Zen Mode V1.5.0 Improved OnePlus Account login for synchronization of badges and user’s data Work-Life Balance (India Only) Optimized message notification Optimized the mode and app selection Added location, calendar, auto-track feature Message (India Only) Fixed issue with message categorization Fixed issue with transaction messages showing wrong entity values Improved brand name and logo identification of sender
OxygenOS Open Beta 4 Full OTA	System Optimized details for Emergency Rescue Added a feature to support reminders for privacy alerts Improved system stability and fixed general bugs Updated Android security patch to 2019.12 Phone Added ringtone increasing and decreasing features for incoming calls Reading Mode Fresh new chromatic effect for a more immersive and comfortable reading experience with smart color gamut and saturation adjustment (Settings – Display – Reading Mode – Turn on Reading Mode – Chromatic effect)
Android 9 Open Beta
OxygenOS Open Beta 9	System Display overheating device warning New UI for system update Quick reply Supported more IM APPs for Quick Reply in landscape Apps don’t get paused when using quick reply in landscape Community Optimized search experience by adding search field, and grouping search results in different categories Improved the UI of Social page Optimized Log recording in Bug Report section File Manager Added the Intelligent cleanup feature (India only)
OxygenOS Open Beta 5	fix for lagging of alarm setting in Clock widget. After the latest beta update, users will be able to experience better and more stable video calls.
OxygenOS Open Beta 3	This is followed by deep integration with GoogleDuo. The file manager of 6T is getting better optimization UI for unlocking the lockbox. This time Oneplus is making more optimizations for the weather widget on both the device. More search options have been added to bring out better search results.

Steps to Install OnePlus 6T Stock Firmware:

Before installing, make sure to follow the pre-requisite and install the necessary drivers and tools on your PC.

Pre-Requisite:

Remember: Supported for OnePlus 6T
Charge your phone: Before you proceed with the below information, charge your OnePlus 6T to at least 50%.
Laptop or PC: To carry out the second method, you need a PC or Laptop.
Take Device Backup: The very first thing to pay attention to is taking the device backup. If you have are not able to take the backup of phone data, however, if you have inserted a memory card in your device, remove it at least to save it.
Install Latest Driver: Install the Latest OnePlus USB Drivers. [For All Android USB Drivers]
Download ADB Drivers: download ADB Fastboot drivers
Download: Download the below given required files on your PC.

GetDroidTips will not be responsible for any internal/external damages to the device that may happen while/after following this guide.

Instructions to Install on OnePlus 6T:

First of all enable the Developer Option, To Enable the Developer Option, Go to your Settings -> About -> Software Information -> More -> Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled“.
Once your developer option is active, Go back to your settings -> Open developer option -> Enable USB Debugging.
Download and Install ADB and fastboot driver for windows or ADB and Fastboot for Mac.
Extract the OxygenOs.Zip file.
Copy the Extracted OxygenOs zip to the folder where adb installed.
Reboot your phone into recovery mode. To do this, shut down your device and turn it back on while holding the power and volume down buttons simultaneously.
In recovery, choose “Install from USB” option in the recovery screen, tap OK to confirm. A screen with “You are in sideload mode” will be displayed.
Connect your OnePlus 6T to PC/Mac using the USB Cable.
Now in your PC, open the extract ADB Fastboot folder and Press and hold Shift key and Right click on your mouse to open the command prompt window.
Now type the command in your command window.
```
adb devices
```
If you see a pop up to allow USB Debugging on your phone, Click OK.
Now flash the OxygenOSZip file using the below command. (filename is the downloaded zip file name)

For Windows: “adb sideload <filename>”
For Mac/Linux: “/adb sideload <filename>"

Wait a while, your phone should now update to the selected build and reboot automatically to take you into OxygenOS.

I hope you installed the Stock ROM on OnePlus 6T successfully, Now please rate this website with your comment. We always welcome feedback and improvements.