How to Flash Custom ROM on Oppo F1s

If you wish to remove the bloatware that is otherwise nearly impossible to, But You can Install Custom ROM to Get rid of it. And if you want to make use of the numerous features you get by installing Custom ROMs, you have dropped up at the right place. Here You can be able to Learn How to Flash Custom ROM on Oppo F1s.

What is ROM?

ROM to Android is an abbreviation for Read Only Memory. Basically, it is the operating system software that runs your Droid. It is stored in the “Read Only Memory” portion of the hardware on the Android smartphone or tablet.

What is Custom ROM?

If you are wondering what is custom ROM meaning, then let me tell you, a custom ROM is simply a version of Android that third-party developers create for your device. They are meant to replace what is known as the stock ROM, or the version of Android that the manufacturer provided on your device.

Custom ROMs are the kind of ROMs that are personalized or developed from the original source code of Android. Custom ROMs are not provided by Google or other mobile vendors but are developed and maintained by the community and its contributors. The developed Custom ROMs differ from the original source code in features and looks.

How to install Custom ROM on Oppo F1s

How to install Custom ROM on Android Phone

Before getting into the actual process of installing Custom ROM on your Oppo F1s, let us first see what are the requirements you need to consider before starting the procedure.

Things to keep in mind before installing Custom ROMs

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Installing Custom ROMs on your Oppo F1s is a risky procedure and will not be responsible for any of your loss caused while performing any of the methods.

Install Custom ROM on the Oppo F1s Using CWM Recovery

How to Flash Custom ROM on Oppo Smartphone

Step 1. Firstly, make sure that you have fulfilled all the prerequisites for installing Custom ROMs.

Next, download the proper Zip file of the Rom which you want to install on the Oppo F1s smartphone. You can find your any Rom you want by browsing the web.

Step 2. Now, after you have successfully downloaded the custom ROM, put the file in the internal storage or the external storage of your Oppo F1s. 

Step 3. Next step would be to boot into CWM recovery.

Step 4. Now, to boot into CWM recovery you will have to turn your device off. Once you have switched your F1s off, press power button and volume down button together. This way, you have now booted your Oppo F1s into CWM recovery.

Step 5. Then, you will see various options in the recovery mode and one important step is to backup your current Oppo F1s firmware because if anything goes wrong while installing custom ROM, your device can be restored.

Step 6. Now that you have taken a backup, we need to perform a factory reset of the device before installing any of the Custom Rom.

For that Purpose, go to Wipe Data/ Factory Reset > Yes-Wipe all user data and wipe cache by going to Wipe Cache Partition > Yes-Wipe Cache.

Step 7. Now to install custom Rom on your Oppo F1s, go to Install Zip. Then choose Zip from SD card and then select your zip file from internal storage.  Then, Select yes Install Zip File.

Step 8. Wait until and do not interrupt in between the process of installing custom ROM gets completed.

And you are don here! You have successfully installed custom Rom on your Oppo F1s.

Install Custom ROM on the Oppo F1s Using TWRP Recovery


For installing Custom ROMs via TWRP Recovery, here is a step by step process for the same.

Flash Custom ROM on Oppo F1s


Step 1. Make sure that you have met the requirements mentioned above before the installation process.

Step 2.  Then, boot your F1s into TWRP recovery. Switch off your F1s and then press  Power button and volume down button simultaneously

Step 3. Make sure to take a complete backup of existing ROM before installing the custom ROM on the Oppo F1s. So that, if something goes wrong, you can restore your current backup.

Step 4. Then, Go to Wipe and then Swipe to factory reset.

Step 5. Go back and click install and select your custom Rom Zip file. Then swipe to confirm Flash.

Step 6. Lastly, press back and reboot your Oppo F1s. 

You have now successfully installed Custom ROM through TWRP Recovery on your Oppo F1s.

Why you should Use Custom ROMs on Oppo F1s?

While you might be given a number of unexplainable reasons for why you should make use of Custom ROMs, here are a few significant reasons for why you should take this step.

1. Customize almost everything:

Android is already immensely customizable, letting you swap out the launcher, replace icons, and create gestures. But a custom ROM gives you access to everything else.

2. Extend the life of your F1s:

Custom ROM will let you enjoy the latest version of Android long after your device’s official end of life. Like with your PC, you can then decide how long you use the thing you paid good money for. Most F1ss will see updates for no more than two years.

3.  De-clutter Bloatware:

SmartF1ss usually come with more software installed than we need. Carriers often sell devices with their own apps for texting, voicemail, watching a video, or other things. Unlocked F1ss often come with ways to add stickers to photos, doodle using a stylus, or create GIFs that you may have zero interest in.

You cannot uninstall most of the software that ships pre-installed. Android although allows you to disable apps, but even then, you may not be able to hide everything. Switching to a custom ROM may be the only way to fully get rid of the default launcher or alternative app store that you have no interest in ever seeing again.

4. Ensure Privacy:

Although today Privacy is one of the biggest concerns for almost every person and this primarily do imply to our F1ss first. Hence there are many developers that tend to help you out by increasing the security to your privacy. However, flashing a custom ROM does give you a bit more control. Not only can you choose not to install certain Google apps, but you often have a greater say in what parts of your F1s are accessible.

Advantages of installing Custom ROM on the Oppo F1s:

1. Root access

To install a custom ROM, you need to root your device. This allows you to remove and tinker with anything you like on your F1s. Custom ROMs provide you root access of your Android system. If you own an Android with stock ROM and want to get rid of the stock ROM to enjoy the custom one, first you need to root your Android. A custom ROM allows you to do anything in your F1ss or tablets.

2. Regular Releases.

Rather than waiting month after month for a new Android distribution or a set of features from your carrier. Custom ROM developers can turn them out within a few weeks. Keeping you on the very cutting edge of what Android is capable off.

3. Better performance.

Custom ROMs allow you to install third-party applications you like without any limitations and remove any system apps which can’t be uninstalled in stock ROM. That makes custom ROM perform and function better than stock ROM.

With custom ROMs, users themselves can personalize the home screen, font, UI, UX, anything they wish. Any user will become the master of the Android device with the custom ROM.

4. Interchange With Ease

Once you have Rooted your F1s once to install a ROM, you can easily install any other one afterward. If you wanted to, you can even revert to the stock build your F1s came with, as most manufacturers release the software.

5. Quick updates.

When the latest Android version releases, the stock ROM enables you to update to the newest one without waiting. Stock ROMs controlled by the manufacturers or carriers may do not provide this update service or take a long time to do it.

6. New User Interface:

You can now have the experience of an absolute new user interface after installing Custom ROMs. In some of the F1ss, you will experience a total change in the user interface.

Disadvantages of installing Custom ROM on the Oppo F1s:

1. Void Warranty of your Oppo F1s:

Custom ROMs on your smartF1s may void the warranty of your device. At such points, when you have custom ROMs installed on your F1s, the manufacturer will not be responsible for your loss.

2. Oppo F1s may turn Sluggish:

If you install non-optimized Custom ROM on the device, Oppo F1s may lag and become more sluggish.

3. Chances of bricking Oppo F1s:

While installing Custom ROMs, you heighten the chances of it bricking. Or your F1s may not turn on later on..

Some Features of Oppo F1s:

Oppo F1s


  • The Oppo F1s was launched on August 2016. 
  • The display type for this device is IPS LCD Capacitive Touchscreen with 16M colors and a size of 5.5 inches.
  • The resolution is of 720×1280 pixels and 16:9 ratio. It is a multi-touch screen.
  • The OS is Oppo F1s 5.1 Lollipop and is upgradable to 6.0 Marshmallow.
  • There is a micro SD Card slot with up to 256 GB and an internal memory of 64 GB and 4GB RAM.
  • The device contains Mediatek MT6755 or MTK7650 Chipset.
  • An Octa-core 1.5 GHz CPU and a Mali-T860MP2 GPU.
  • The Single camera comes with 13 MP, and 16 MP Selfie Camera has LED Flash, HDR, Panorama.
  • The battery is non-removable with Li-Po 30-75 mAh Battery with Gold, Gray  and Rose Gold colors and the price is about 20,000 INR.

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Rounding Up:

Hope you guys found the article useful in installing Custom ROM on your Oppo F1s. If you come across any difficulty in any of the steps or have any queries regarding any tech-related topics, you can let us know in the comment box below.

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Happy Androiding:-)

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