Download and Install OxygenOS 4.5.5 on OnePlus 5 [Full ROM + OTA]

On this page, you can download and Install OxygenOS 4.5.5 on OnePlus 5 – Full ROM and OTA

OnePlus has started rolling out the OxygenOS 4.5.5 update for OnePlus 5 users worldwide. The last update was OxygenOS 4.5.4 which was rolled out last week. The Oxygen OS 4.5.5 update for OnePlus 5 brings a lot of bug files like Wi-Fi connectivity, Voice Calling, improved battery performance and lots more. The full changelog of the update is shared below. The update is being rolled out via OTA and you should see the notification regarding the update soon. If not, you can check manually for the update or download the OxygenOS 4.5.5 for OnePlus 5 from below and install it manually.

OxygenOS 4.5.5 on OnePlus 5

The size of the update is about 59MB and is based on Android 7.1.1 Nougat. It brings a lot of bug fixes and stability to OxygenOS on OnePlus 5.

OnePlus 5 OxygenOS 4.5.5 Changelog:


  • Further improvements to Wi-Fi connectivity
  • Improvements for voice calling
  • Voice recording now uses less battery
  • Vibration intensity when receiving calls has been decreased

Bug Fixes:

  • Fixed Wi-Fi signal consistently being displayed as weak
  • Fixed certain apps not able to work under IPv6 network settings
  • To restore connectivity to a Windows 10 PC, please turn off USB debugging prior to the upgrade

Download OxygenOS 4.5.5 for OnePlus 5:

OxygenOS 4.5.5 OTA for OnePlus 5 – Download (This package is only for the OP5 users with OxygenOS 4.5.4)

OxygenOS 4.5.5 Full ROM for OnePlus 5 – Download

How to install OxygenOS 4.5.5 on OnePlus 5:

Method 1: Non-Rooted Phones with Stock Recovery

Step 1: Download the OTA Update package from the above downloads section and copy it to the root of your OnePlus 5.

Step 2: On your device, go to Settings > System Updates > Settings Icon > Local Upgrade and select the OTA update package.

Step 3: Tap on Upgrade Now, when prompted.

Step 4: The device should reboot into Stock Recovery and install the update. Once done, it will reboot automatically.

Method 2: For Rooted Phone with TWRP Recovery

If you have Rooted OnePlus 5 along with unlocked bootloader and TWRP Recovery installed then follow the steps listed below to update OnePlus 5 to OxygenOS 4.5.5.

Step 1: Download the Oxygen OS 4.5.5 Full ROM from the above downloads section.

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Step 2: Transfer it to Root of your device’s internal storage.

Step 3: Boot your device into TWRP Recovery. To do so, power off OnePlus 5 and press and hold the Volume Down and Power buttons together.

Step 4: Once the device boots into TWRP Recovery, tap on Wipe -> Advance Wipe -> Select Dalvik & Cache -> Swipe to Wipe.

Step 5: Go back and tap on Install -> Locate and Select OxygenOS 4.5.5 Full ROM Package -> Swipe to Install.

Step 6: Optionally flash Magisk or SuperSU to maintain Root Access.

Step 7: Wipe Dalvik & Cache again and Reboot System.

Have any queries? Ask them in the comment section below.

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Written by


Tech Lover, Gadget Freak and the founder of Gizmo Advices who loves to play with Custom ROM's, Kernel's etc.

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