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Ever since the launch of OnePlus 5, the device has received several bug fixes, stability, system optimization OTA updates. Today, Oxygen OS 4.5.5 is being rolled out for the global variants. It packs optimizations to WiFi connectivity, improvements during voice calling, etc. The camera video recording now uses less battery. Moreover, the vibration intensity has been decreased while receiving calls. Several apps were unable to work under IPV6 settings. This has been fixed now. You can see the complete update log from below.

OnePlus 5 Oxygen OS 4.5.5 OTA update Downloads

As you can see this is not a huge upgrade to new Android OS version. But instead, just a minor fixes here and there. The update is a small patch and still based on Android 7.1.1 Nougat and not the 7.1.2 Nougat. This is because the OnePlus 5 will receive an Android O upgrade later this year along with the previous flagship duo.

Download Oxygen OS 4.5.5 for OnePlus 5 OTA and full firmware package

The OTA update comes in a small package which weighs ~60 MB. The full firmware package will be updated soon.

Oxygen OS 4.5.5 OTA zip | Download | OOS 4.5.4 to 4.5.5

Oxygen OS 4.5.5 Full firmware zip | Download | now available

Update: The OOS 4.5.5 full firmware package is now available for download. Meanwhile, you can check out the official OnePlus downloads repository.

How to update OnePlus 5 to Oxygen OS 4.5.5 firmware update?

Ever since the device’s launch, the device has received several OTA updates including the Oxygen OS 4.5.0 out of the box. The first update was Oxygen OS 4.5.1, then OOS 4.5.2, and then OOS 4.5.3. The most recent update for OnePlus 5 is Oxygen OS 4.5.4. So make sure your phone is on the latest OTA update before following the steps below. You can install OOS 4.5.4 using local upgrade method with a full firmware package. For that, see any of the previous update tutorial or see the H2OS 3.5 firmware guide.

In order to install the update, either grab the OTA from above and flash it via stock recovery, or see the following safe method.

  • Download VPN app like Opera VPN.
  • Launch VPN app and change location to Canada or Germany. If you are in the United States, no need to use VPN.
  • Go to Settings.
  • Go to System updates.
  • Tap on Check OTA updates.
  • Download and install the OTA available.

That’s it. For queries, comment down below.