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Install Substratum Theme Engine on Android Devices without Root

In this step-by-step guide, we’ll let you know that how to install the popular Substratum Theme Engine on Android devices without root. The major advantages of using Android devices are there’s no way you would ever rule out the customization aspect and allows the users to tweak (modify) their devices according to their wishes. Android users can use Android’s Overlay Manager Service (OMS) to change up the look of almost every aspect of the OS, with the use of the Substratum theme engine. The Substratum app is a free app on Google Play store and currently works on rooted Android Oreo devices.

If your device is not rooted and you still want to use the substratum theme engine on your device then you’ll need to download and install an add-on for substratum app on Google Play store called Andromeda. By following this simple step by step guide, you can easily install substratum theme engine and Andromeda app on your device. The Substratum Theme Engine is a very easy to implement theming solution for your Android Smartphone.

The Android Smartphones from Sony, Huawei, and Samsung among others come with a built-in theme engine through which you can customize furthermore aspects of your device’s software experience. But it not anymore, now users can use the Substratum theme engine to customize their Android devices when starting with Android 8.0 Oreo. So the team behind the popular Substratum theme engine has been hard at work and trying to get custom themes working on unrooted Android Oreo devices and they’ve succeeded. All you need is to install the Substratum theme engine, it is available for free from the Google Play Store. To use substratum on your Android Oreo powered device, you don’t need to root it. If you are interested in installing substratum theme engine and Andromeda app on your Android device which is running on Android 8.0 Oreo then go ahead and follow the given steps.

Install Substratum Theme Engine


AndroidBlog will not be held responsible for any damage occurred to your device during or after the installation of substratum theme engine app. Proceed at your risk.

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  • Make sure that the battery level of your phone is at least about 80% before moving to the installation guide.
  • Download and install proper USB Drivers for the Android phone on PC.
  • It is highly recommended to take a proper backup of your important data and settings on the phone using a custom recovery such as CWM or TWRP. In case anything goes wrong then you’ll be able to restore your data.
  • Enable USB Debugging Mode on phone from Settings > Developer Options.
  • Make sure your phone is running Android 8.0 Oreo,
  • The bootloader of your phone should be unlocked.

Required Files:

Steps to Install substratum theme engine and Andromeda app On Android Devices:

Step No 1 – Install the following apps from the Play Store on your device: Substratum App and Andromeda

Step No 2 – For initial setup, download a theme which doesn’t require Android System or Theme Ready Google apps. An example is Swift Black on the Play Store.

Step No 3 – After you install the theme, Substratum should notify you that a new theme has been installed. Now open the theme in Substratum.

Step No 4 From Substratum, click on each app (individually) and then tap the button found on the bottom right.

Step No 5 – Tap on install after selection and compiling should begin.

Step No 6 – Now, Substratum would ask to install an APK, confirm it.

Step No 7 – Lastly, switch to you were applying the theme to, to confirm whether it has been themed. If it hasn’t been done, you would need to force close the app or reboot your system.

That’s All! You can now try out other Substratum themes for your Samsung Android device.

Bhatti Junaid

He continuously writes tech articles and development code. Also, appreciates excellent food, exceptional coffee and great company. He has written 266 guides and other posts.

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