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Oxygen OS 4.5.12 is now rolling out across the globe for the flagship OnePlus 5 with a minor but critical bug fix. The previous Oxygen OS 4.5.11 just released a few days ago with September 2017 security patch level, stunning new features, and some general bug fixes. As for the new Oxygen OS 4.5.12, the OTA is now available for download with a bug fix for the missing icons of the Download application. The rest of the update log is same as that of the previous one.

This is a critical update for users on the OOS 4.5.11 and bugged with the missing icons. Apart from that, the Android system is pretty much stable. As we know, the previous Oxygen OS 4.5.11 fixed some issues with 4G+ network globally. YouTube videos no more lag. OnePlus 5 now incorporates the latest September security level. Improved app launching speed. Optimized auto brightness.

Moreover, the full stock firmware zip as well as the OTA update for Oxygen OS 4.5.12 are now available in the download section below. So grab the opportunity and install it before anyone else.

Changelog for Oxygen OS 4.5.12 for OnePlus 5

Fixed bug of missing icon of Download app in 4.5.11
Supports customization of notification ringtone
Improved launching speed of apps
Optimized adaptive brightness
Fixed issue of YouTube video lagging behind audio
Fixed display issues of some UI elements
Fixed issue of no 4G+ network in some regions
Updated Android security patch to September
General bug fixes

Download Oxygen OS 4.5.11 OTA and full firmware zip

Following are the official direct download links for the full stock firmware zip and the OTA update.

Official downloads:

Oxygen OS 4.5.12 for OnePlus 5 Full signed zip | Download

Incremental OTA update OOS 4.5.11 to 4.5.12 | Download

Mirror downloads:

Download Oxygen OS 4.5.11 OTA update zip

How to install?

The installation procedure is simple. If your device is on previous Oxygen OS 4.5.11 then download the OTA update and install using ADB sideload method or the stock recovery method. For these methods to work you will need the above OTA update zip file.

Read: How ADB sideload method works?

Alternatively, go to Settings > System updates > and check for OAT updates. If found, download and upgrade. If the OTA is not found, then you can use a VPN app and change location to Canada or Germany. Then check for OTA updates from settings app.

Read: How to capture OTA update zip on OnePlus by switching locations?

The second method is to grab the full stock firmware zip and update using Local upgrade option. You can find the local upgrade option

Read: How to install Oxygen OS update using Local upgrade option?

Source: OnePlus