Hello fellow tech enthusiasts! As a content creator at obd2scanner.store and your trusted auto repair expert, I’m branching out slightly today to guide you through a common smartphone repair process. If you’re experiencing issues with your Asus Zenfone 4 (T00I) – model A400CXG – such as bootloops (stuck at the logo), errors, being locked out (forgotten pattern), or a failed flash, you’ve come to the right place. These problems can often be resolved by flashing your device, a process we’ll explore in detail in this article.
I have personally tested and successfully used this method to flash the Asus Zenfone 4 (T00I) A400CXG, bringing it back to its normal working condition from a bootloop state. To make this guide even easier to follow, I will include a video tutorial at the end of this article.
So, how to use Asus Flash Tool for Zenfone 4 to fix these pesky issues? Keep reading this article until the end, and please, don’t skip any steps to ensure a successful flash. If you need to check your Asus device’s specific version details, you can refer to this article: “how to check detailed Asus firmware version”.
Important Pre-Flashing Steps:
Before starting the flashing process on your Asus Zenfone 4 T00I, it’s crucial to back up all the data stored on your internal memory. This is because flashing your Asus Zenfone 4 T00I will erase all data, returning it to its factory default state, just like when you first bought it. If you’re already locked out of your phone and cannot access the menu, you unfortunately have to accept the data loss.
Step-by-Step Guide: Flashing Asus Zenfone 4 (T00I) via Flash Tool
Here’s a detailed guide on how to use the Asus Flash Tool to restore your Zenfone 4:
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Download the Firmware: First, you need to download the correct firmware for your Asus Zenfone 4 T00I A400CG. You can download the firmware A400CG_all_WW_user_V6.5.27_4.4.raw via Google Drive. To do this, click the download link, wait for 5 seconds, click “get link,” wait for the loading to finish, and then click the “go to link” button to be directed to the download page.
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Install USB Drivers: Next, download the Asus Android USB Drivers. Use the same method as above to download. Once downloaded, install the drivers on your computer. Right-click the downloaded file, select “Run as administrator,” and follow the on-screen instructions to complete the installation.
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Download and Install Asus Flash Tool: Download the Asus FlashTool using the same download process as before. Install it on your PC and then run the Asus Flash Tool by right-clicking and selecting “Run as administrator”.
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Enter DroidBoot Mode: Now, turn off your Asus Zenfone 4 T00I and ensure it has sufficient battery charge. Press and hold the Volume Up button + Power button simultaneously to boot into DroidBoot (Fastboot Mode).
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Connect to PC: Connect your Asus Zenfone 4 T00I to your PC using a USB cable. Your computer should detect it as Android Bootloader Interface in the device manager.
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Configure Asus Flash Tool: The Asus Flash Tool should now recognize your connected Asus Zenfone 4 T00I and display its serial number. In the Asus Flash Tool interface, click on the model dropdown menu and select A400CG. Check the box next to Wipe data to ensure a clean installation.
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Locate Firmware File: Click the folder icon in the Asus Flash Tool, navigate to the location where you extracted the downloaded Asus Zenfone 4 T00I firmware, and select the firmware file (A400CG_all_WW_user_V6.5.27_4.4.zip). Click “Open”.
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Start Flashing: Click on the serial number of your Asus Zenfone 4 T00I in the Asus Flash Tool, and then click the Start button to begin the flashing process. Wait patiently until the flashing process reaches 100% completion.
Once the flashing process is complete, you will see a green message Flash image successfully in the Asus Flash Tool. Your Asus Zenfone 4 T00I will then restart automatically. Wait for it to boot into the initial setup screen.
If your phone is still stuck at the logo or doesn’t show any improvement, you can try performing a wipe data/cache via recovery mode. A video tutorial to further assist you in flashing your Asus Zenfone 4 T00I (A400CXG) will be available soon [cooming soon].
Conclusion
That concludes our tutorial on how to flash your Asus Zenfone 4 T00I (A400CXG) using Asus Flash Tool. This method is proven to be 100% effective. If you encounter any confusion or difficulties with downloading the necessary files, feel free to leave a comment below. Don’t forget to subscribe to the EvilicaCell YouTube channel for more flashing tutorials and updates. See you in the next tutorial!
If you find any issues with the download links or encounter Google Drive limits, try logging in with your Google account or contact the admin on Facebook EvilicaCell.
