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Samsung Galaxy A9 2018 SM-A920F Stock ROM Firmware Flash File



Official Samsung Galaxy A9 2018 SM-A920F Stock Rom




If you own a Samsung Galaxy A9 2018 SM-A920F smartphone, you may have heard of the term "stock rom" or "firmware". But what exactly is a stock rom and why do you need it? In this article, we will explain everything you need to know about the official Samsung Galaxy A9 2018 SM-A920F stock rom, including its features, benefits, download link, installation guide, update process, backup and restore tips, rooting options, and custom roms. By the end of this article, you will be able to install, update, and customize your Samsung Galaxy A9 2018 SM-A920F with ease.




Official Samsung Galaxy A9 2018 SM-A920F Stock Rom



Features and specifications of Samsung Galaxy A9 2018 SM-A920F




The Samsung Galaxy A9 2018 SM-A920F is a mid-range smartphone that was released in November 2018. It has a 6.3-inch Super AMOLED display with a resolution of 1080 x 2220 pixels and a pixel density of 393 ppi. It is powered by a Qualcomm Snapdragon 660 chipset with an octa-core CPU (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) and an Adreno 512 GPU. It comes with various memory options: 64GB/6GB RAM, 64GB/8GB RAM, 128GB/6GB RAM, or 128GB/8GB RAM. It also has a dedicated microSDXC slot for expanding the storage up to 512 GB.


2x optical zoom), an 8 MP ultrawide camera with f/2.4 aperture and AF, and a 5 MP depth camera with f/2.2 aperture. It also has an LED flash, panorama, and HDR features. The front-facing camera is a 24 MP wide-angle camera with f/2.0 aperture and HDR. The Samsung Galaxy A9 2018 SM-A920F can record videos at 2160p@30fps, 1080p@30fps, or 720p@960fps.


The Samsung Galaxy A9 2018 SM-A920F has a non-removable Li-Ion 3800 mAh battery that supports fast charging at 18W. It also has a rear-mounted fingerprint scanner, an accelerometer, a gyro, a proximity sensor, a compass, and an ANT+ sensor. It runs on Android 8.0 (Oreo) out of the box and can be upgraded to Android 10 with One UI 2.5. It is available in four colors: Caviar Black, Lemonade Blue, Bubblegum Pink, and Flamingo Pink.


Benefits of installing the official stock rom on Samsung Galaxy A9 2018 SM-A920F




The official stock rom is the original software that comes pre-installed on your Samsung Galaxy A9 2018 SM-A920F when you buy it from the authorized dealer. It is also known as the official firmware or the factory firmware. Installing the official stock rom on your Samsung Galaxy A9 2018 SM-A920F can have several benefits, such as:


  • Unbrick your device: If your device is stuck in a bootloop, hard bricked, or soft bricked due to a faulty installation of a custom rom, a root file, or a mod, you can restore it to its normal working condition by flashing the official stock rom using Odin tool.



  • Fix software issues: If your device is experiencing bugs, glitches, errors, crashes, freezes, or performance issues due to a corrupted system file, a virus infection, or a malicious app, you can fix them by installing the official stock rom using Odin tool.



  • Restore warranty: If you have voided your warranty by rooting your device or installing a custom rom, you can restore it by installing the official stock rom using Odin tool. This will remove any traces of root access or custom modifications from your device and make it eligible for warranty claims again.



However, installing the official stock rom on your Samsung Galaxy A9 2018 SM-A920F also has some drawbacks, such as:


  • Lose data: If you install the official stock rom on your Samsung Galaxy A9 2018 SM-A920F without backing up your data first, you will lose all your personal data such as contacts, messages, photos, videos, apps, settings, etc. Therefore, it is highly recommended that you backup your data before proceeding with the installation.



  • Lose root access: If you have rooted your device or installed a custom recovery such as TWRP or CWM on your Samsung Galaxy A9 2018 SM-A920F, you will lose them by installing the official stock rom using Odin tool. This means that you will not be able to use root apps or flash custom roms or mods on your device anymore.



  • Lose customization: If you have customized your device with themes, icons, fonts, wallpapers, launchers, widgets, etc., you will lose them by installing the official stock rom using Odin tool. This means that you will have to settle for the default look and feel of your device as provided by Samsung.



How to download the official stock rom for Samsung Galaxy A9 2018 SM-A920F




To download the official stock rom for your Samsung Galaxy A9 2018 SM-A920F, you need to follow these steps:


  • Go to SamMobile, which is a trusted source for downloading Samsung firmware files.



  • Register for a free account or log in if you already have one.



  • Search for your device model number (SM-A920F) in the search box and click on it.



  • Select your country and region from the drop-down menu and click on Download.



  • Wait for the download to complete. The firmware file will be in a zip format and will have a size of about 4 GB.



How to install the official stock rom on Samsung Galaxy A9 2018 SM-A920F




Samsung Galaxy A9 2018 SM-A920F, you need to follow these steps:


  • Extract the firmware file that you downloaded from SamMobile using a tool such as WinRAR or 7-Zip. You will get five files: AP, BL, CP, CSC, and HOME_CSC.



  • Download and install Samsung USB drivers on your computer from here.



  • Download and extract Odin tool from here. You will get an executable file called Odin3 v3.14.4.exe.



  • Turn off your Samsung Galaxy A9 2018 SM-A920F and boot it into Download Mode by pressing and holding Volume Down + Bixby + Power buttons simultaneously for a few seconds. When you see a warning screen, press Volume Up to continue.



  • Connect your Samsung Galaxy A9 2018 SM-A920F to your computer using a USB cable. Odin tool should recognize your device and show a blue or green box with a COM port number.



  • Click on the BL button in Odin tool and select the BL file from the extracted firmware folder.



  • Click on the AP button in Odin tool and select the AP file from the extracted firmware folder.



  • Click on the CP button in Odin tool and select the CP file from the extracted firmware folder.



  • Click on the CSC button in Odin tool and select either the CSC file or the HOME_CSC file from the extracted firmware folder. The CSC file will wipe all your data, while the HOME_CSC file will preserve your data. Choose according to your preference.



  • Make sure that only Auto Reboot and F. Reset Time options are checked in Odin tool and nothing else.



  • Click on the Start button in Odin tool to begin the installation process. Do not disconnect your device or interrupt the process until it is completed.



  • Wait for the installation to finish. You will see a PASS message in Odin tool and your device will reboot automatically.



  • Disconnect your device from your computer and wait for it to boot up. It may take some time for the first boot, so be patient.



How to verify the installation of the official stock rom on Samsung Galaxy A9 2018 SM-A920F




To verify that you have successfully installed the official stock rom on your Samsung Galaxy A9 2018 SM-A920F, you can use one of these methods:


  • Go to Settings > About Phone > Software Information and check the firmware version, build number, security patch level, etc. They should match with the firmware file that you downloaded from SamMobile.



  • Dial *#1234# on your phone app and check the AP, CP, and CSC versions. They should match with the firmware file that you downloaded from SamMobile.



  • Download and install Phone Info app from here. Open the app and go to Firmware tab. Check the firmware details such as PDA, CSC, Phone, etc. They should match with the firmware file that you downloaded from SamMobile.



How to update the official stock rom on Samsung Galaxy A9 2018 SM-A920F




To update the official stock rom on your Samsung Galaxy A9 2018 SM-A920F, you have two options:


  • Update via OTA (Over-The-Air): This is the easiest and most convenient way to update your device. You just need to go to Settings > Software Update > Download and Install and check for any available updates. If there is an update, you can download it and install it on your device. Make sure that you have enough battery charge and a stable internet connection before proceeding with the update.



  • Update via manual download: This is an alternative way to update your device if you do not receive any OTA updates or if you want to install a specific firmware version. You just need to follow the same steps as described above for installing the official stock rom on your device, but with a different firmware file that you can download from SamMobile according to your country and region.



How to backup and restore data on Samsung Galaxy A9 2018 SM-A920F




To backup and restore data on your Samsung Galaxy A9 2018 SM-A920F, you can use one of these tips and tools:


on your device and on the web. You can access Samsung Cloud from Settings > Accounts and Backup > Samsung Cloud or from here. You can also sync your data with other Samsung devices using the same Samsung account.


  • Smart Switch: This is a tool provided by Samsung that allows you to backup and restore data such as contacts, messages, photos, videos, apps, settings, etc. on your computer or on an external storage device. You can download Smart Switch from here and connect your device to your computer using a USB cable or a wireless connection. You can also use Smart Switch to transfer data from your old device to your new device.



  • Google Drive: This is a cloud service provided by Google that allows you to backup and restore data such as contacts, messages, photos, videos, apps, settings, etc. on your device and on the web. You can access Google Drive from Settings > Accounts and Backup > Google Drive or from here. You can also sync your data with other devices using the same Google account.



  • Other third-party apps: There are many other third-party apps that you can use to backup and restore data on your Samsung Galaxy A9 2018 SM-A920F, such as Titanium Backup, Helium, Super Backup, etc. You can download them from the Google Play Store or from other sources. However, some of them may require root access or a custom recovery to work properly.



How to root Samsung Galaxy A9 2018 SM-A920F after installing the official stock rom




To root your Samsung Galaxy A9 2018 SM-A920F after installing the official stock rom, you need to follow these steps:


  • Download and install Magisk Manager app from here.



  • Open Magisk Manager app and tap on Install > Install > Select and Patch a File.



  • Select the AP file from the extracted firmware folder that you used to install the official stock rom on your device.



  • Wait for Magisk Manager app to patch the AP file and save it as magisk_patched.tar in your internal storage.



  • Copy the magisk_patched.tar file to your computer and extract it using a tool such as WinRAR or 7-Zip. You will get a file called boot.img.



  • Download and install Odin tool on your computer from here.



  • Turn off your Samsung Galaxy A9 2018 SM-A920F and boot it into Download Mode by pressing and holding Volume Down + Bixby + Power buttons simultaneously for a few seconds. When you see a warning screen, press Volume Up to continue.



  • Connect your Samsung Galaxy A9 2018 SM-A920F to your computer using a USB cable. Odin tool should recognize your device and show a blue or green box with a COM port number.



  • Click on the AP button in Odin tool and select the boot.img file that you extracted from the magisk_patched.tar file.



  • Make sure that only Auto Reboot and F. Reset Time options are checked in Odin tool and nothing else.



  • Click on the Start button in Odin tool to begin the rooting process. Do not disconnect your device or interrupt the process until it is completed.



  • Wait for the rooting process to finish. You will see a PASS message in Odin tool and your device will reboot automatically.



  • Disconnect your device from your computer and wait for it to boot up. It may take some time for the first boot, so be patient.



  • Open Magisk Manager app and check if it shows that Magisk is installed and active. If yes, then congratulations, you have successfully rooted your Samsung Galaxy A9 2018 SM-A920F.



How to install custom roms on Samsung Galaxy A9 2018 SM-A920F after installing the official stock rom




To install custom roms on your Samsung Galaxy A9 2018 SM-A920F after installing the official stock rom, you need to follow these steps:


  • Download and install TWRP recovery on your device from here. TWRP is a custom recovery that allows you to flash custom roms and mods on your device.



the custom rom is compatible with your device model number (SM-A920F) and Android version (10).


  • Copy the custom rom file to your internal storage or external SD card.



  • Turn off your Samsung Galaxy A9 2018 SM-A920F and boot it into TWRP recovery mode by pressing and holding Volume Up + Bixby + Power buttons simultaneously for a few seconds. When you see the TWRP logo, release the buttons.



  • Swipe to allow modifications and tap on Wipe > Advanced Wipe > Select Dalvik/ART Cache, System, Data, and Cache > Swipe to Wipe.



  • Tap on Install > Select the custom rom file that you copied to your storage > Swipe to Confirm Flash.



  • Wait for the installation to complete. You may also need to install additional files such as GApps (Google Apps), Magisk (for root access), or any other mods that are required or recommended by the custom rom developer.



  • Once the installation is done, tap on Reboot System.



  • Wait for your device to boot up. It may take some time for the first boot, so be patient.



  • Enjoy your new custom rom on your Samsung Galaxy A9 2018 SM-A920F.



LineageOS




LineageOS is one of the most popular and stable custom roms for Android devices. It is based on the Android Open Source Project (AOSP) and offers a pure and clean Android experience with minimal bloatware and customization options. It also provides regular security patches and updates to keep your device secure and up-to-date. Some of the features of LineageOS are:


  • Privacy Guard: This feature allows you to control the permissions and access of apps to your personal data and device functions.



  • Livestream: This feature allows you to stream your device screen to YouTube, Twitch, or any other platform that supports RTMP protocol.



  • Trust: This feature allows you to check the security and integrity of your device and its software components.



  • Styles: This feature allows you to customize the look and feel of your device with different themes, fonts, icons, wallpapers, etc.



  • Gestures: This feature allows you to perform various actions on your device using gestures such as double tap to wake, three finger screenshot, etc.



Pixel Experience




Pixel Experience is a custom rom that aims to provide the best features and performance of Google Pixel devices on other Android devices. It is based on AOSP and includes all the Google apps and services that are available on Pixel devices, such as Google Assistant, Google Camera, Google Photos, Google Lens, etc. It also offers a smooth and fast user interface with minimal customization options. Some of the features of Pixel Experience are:


  • Digital Wellbeing: This feature allows you to monitor and manage your screen time, app usage, notifications, etc. and help you balance your digital life.



  • Night Sight: This feature allows you to take stunning photos in low-light conditions using Google Camera app.



  • Adaptive Battery: This feature allows you to optimize your battery usage by learning your usage patterns and limiting the background activity of apps that you don't use often.



  • Adaptive Brightness: This feature allows you to adjust your screen brightness automatically based on your environment and preferences.



  • Now Playing: This feature allows you to identify the songs that are playing around you using Google Sound Search app.



Resurrection Remix




Resurrection Remix is a custom rom that offers a high level of customization and personalization options for Android devices. It is based on AOSP and incorporates features from various other custom roms such as LineageOS, Pixel Experience, OmniROM, etc. It also provides frequent updates and bug fixes to keep your device stable and secure. Some of the features of Resurrection Remix are:


  • Status Bar: This feature allows you to customize the status bar icons, clock, battery, network traffic, etc.



  • Quick Settings: This feature allows you to customize the quick settings tiles, layout, colors, etc.



  • Lock Screen: This feature allows you to customize the lock screen clock, weather, shortcuts, etc.



  • Buttons: This feature allows you to customize the navigation bar buttons, hardware buttons actions, gestures, etc.



  • Animations: This feature allows you to customize the system animations, transitions, effects, etc.



2>Conclusion


In this article, we have covered everything you need to know about the official Samsung Galaxy A9 2018 SM-A920F stock rom, including its features, benefits, download link, installation guide, update process, backup and restore tips, rooting options, and custom roms. We hope that this article has helped you to install, update, and customize your Samsung Galaxy A9 2018 SM-A920F with ease.


If you have any questions or feedback, feel free to leave a comment below. We would love to hear from you and help you out. Thank you for reading and happy flashing!


FAQs




Here are some frequently asked questions and answers related to the topic of this article:


  • Q: What is the difference between stock rom and custom rom?



  • A: Stock rom is the official software that comes pre-installed on your device from the manufacturer. It is also known as the official firmware or the factory firmware. Custom rom is a modified software that is developed by third-party developers or enthusiasts. It is also known as the unofficial firmware or the aftermarket firmware. Custom roms usually offer more features, customization options, and performance enhancements than stock roms.



  • Q: What are the risks of installing a custom rom on my device?



  • A: Installing a custom rom on your device can have some risks, such as:



  • Voiding your warranty: If you install a custom rom on your device, you may void your warranty and lose the support from the manufacturer or the authorized dealer.



  • Bricking your device: If you install a custom rom on your device without following the proper instructions or using the compatible files, you may brick your device and make it unusable.



  • Losing data: If you install a custom rom on your device without backing up your data first, you may lose all your personal data such as contacts, messages, photos, videos, apps, settings, etc.



Exposing security vulnerabilities: If you install a custom rom on your device that is not secure or updated regularly, you may expose your device to security threats such as malware, spyware


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