How to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0

Today we share How to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0. Recently OnePlus 2 rolled out the OxygenOS 3.5.5 with VoLTE support but with that update, user facing the serious network drop issue. If you update your phone but don’t like the update due to network drop issue or for any other reason, then you can easily revert back to a lower version (OxygenOS 3.1.0). Check below steps to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0.

OnePlus 2 is a dual SIM device and user who updated their device reporting the complete network cut off on both SIMs. When the user switches to mobile data, the network starts to drop. If you are one of the users and would like to revert back OnePlus 2 to OxygenOS 3.1.0, the older version of Android, then you are in the right place here we share the method to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0. Follow below guide to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0.

Note: –

• It will only work on OnePlus 2 running on OxygenOS 3.5.5. (Not tested on HydrogenOS 2.5)
• Follow the steps correctly otherwise you may brick your device. We are not responsible for any damage to your phone.
• It will erase all your phone data, so we advise you first to take a complete backup of your phone and then proceed.
• Ensure that your phone has at least 50-60% charged to prevent the unexpected shutdown in-between the process.

Requirement to Downgrade OnePlus 2 to OxygenOS 3.1.0

• Download OxygenOS 3.1.1 Intermittent Version for OnePlus 2
• Download OxygenOS 3.1.0 Stable version for OnePlus 2

How to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0

1) Download 3.1.1 Intermittent Version and 3.1.0 Stable Version from above and save them in your phone Internal Storage.

2) Now Power off your phone and boot into Recovery Mode by pressing the Power + Volume Down button.

3) Choose English > Install from local > Choose OxygenOs 3.1.1 Intermittent Version (OnePlus2Oxygen_14_OTA_021_all_1610121102_wipe_9505656273ba4203.zip).

4) Wait until the process to complete.

5) Now Reboot your device and Repeat Step no 2.

6) Now choose English > Install from local > Choose OxygenOs 3.1.0 Stable Version (OnePlus2Oxygen_14_OTA_020_all_1608262242_44a55e674a2b4bf6.zip)

7) After the process complete Reboot your device.

8) Done your device will be downgraded to OxygenOS 3.1.0.

This is the best way to OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0. If you have any questions, comment below.

Source