oneplus 3t and oneplus 3

So OnePlus 3 or 3T for a while now and you’re just not into the Oxygen OS anymore. Or perhaps you’re the adventurous type and just want to try something new. Well, irrespective of your situation, we’ll show you how to install custom ROM on OnePlus 3 and 3T.

oneplus 3t and oneplus 3

Must See: Guide to backup Android smartphone data without any root access?

Installing a custom ROM from the Android developer community has many advantages. The main one being the large number of additional features provided with custom ROMs. The official firmware for OnePlus devices, Oxygen OS, which is a quasi-stock ROM, offers many unique features that a lot of people love. However, custom ROMs offerings often exceed whatever’s in the factory version. Custom ROMs tend to prioritize performance and battery life over features. Lots of queries on how to install custom ROM on OnePlus 3 and 3T we’ve seen so far are from users attracted by those very attributes, perhaps you too.  

Other OnePlus 3 and 3T users are drawn to custom ROMs for financial reasons, knowing very well that new devices are rolled out every year or sometimes multiple times a year and after several iterations, OTAs updates cease on older devices. This is often a deliberate move by the brand manufacturer to force people to upgrade to newer devices. Those that prefer to keep their old devices that are no longer officially supported can always turn to custom ROM to extend their device life. Custom ROMs enjoy faster and regular updates.

install custom rom on oneplus 3 and oneplus 3t

OnePlus is not keen at rolling out updates quickly, but this may change with OnePlus 3. However, if an update is overdue yet OnePlus has not alerted you yet, then you may want to check out custom ROMs to see if any tickles your fancy.

Install Custom ROM on OnePlus 3 and 3T

Disclaimer: Flashing ROM has risks. If not done carefully you could brick your device. will be responsible for damaged devices so proceed with caution.


Steps to install custom ROM on OnePlus 3 and 3T

The following steps will help you install custom ROM on either OnePlus 3 or 3T, different devices have different steps i.e. some devices might require that you flash Gapps first then boot into OS which is a necessity anyway. Other Custom ROMs may demand the use of a specific Gapps version. It’s imperative that you read through the preparatory steps before you install the custom ROM.

Now with custom ROM images downloaded, let’s look at how to install custom ROM on OnePlus 3 and 3T.

1. Reboot devise to recovery mode.

2. (Optional) swipe to back-up device will default options.

3. Choose Wipe and select Data, System Cache, Dalvik Cache. IMPORTANT: Do not choose internal storage as that may create problems.

4. Now proceed to install and pick the ROM that you downloaded from internal storage, then swipe to flash. Check if your ROM requires any dependencies from the developer’s page.

5. Choose the Gapps files you downloaded and swipe to flash.

6. Choose Reboot, then system. Fresh custom ROM installation takes time to boot so be patient.

7. If all goes well, the device will boot into the new custom ROM.

Final Notes:

As you explore how to install custom ROM on OnePlus 3 and 3T, we recommend that you use XDA custom ROM sources provided. Check out our pages dedicated to custom ROMs for OnePlus 3 or OnePlus 3T. Options are many ie  Remix Resurrection, Lineage OS, NucleaOS, etc.). There is no custom ROM suitable for everyone, so feel free to experiment before choosing one.

Ensure you get the requisite Gapps package for your OnePlus model. When you visit the Open Gapps page, you can choose one of the many options. Happy modding!

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