Once completed, the device will restart automatically. Note: The first boot may take 5–10 minutes. Method 2: Manual Update (If phone can boot into Recovery)
If you have followed this guide step by step, your device should now be running the new firmware smoothly. Good luck!
If you are looking at a specific community repack (often found on forums like XDA or ZenTalk), it may include: asus zenfone selfie z00ud firmware 60 1 repack
Flashing firmware is an advanced procedure that requires careful preparation. Proceed at your own risk, as neither the developer nor this guide is responsible for any damage to your device.
Navigate to and select the file. Swipe to confirm the flash. Once completed, the device will restart automatically
: Several ASUS-specific apps (like ASUS Backup) were removed in this version to streamline the OS. Why Use a "Repack"? Repacked firmware for the Z00UD often includes:
Follow these steps to flash the firmware, commonly used for the WW SKU of the Method 1: Using ASUS Flash Tool (Recommended for Repack) the Firmware: Search for " Zenfone Selfie ZD551KL 6.0.1 RAW firmware ZD551KL repack " and ensure it is the correct version for your WW SKU. Install ASUS Flash Tool on your PC. Good luck
A stable computer and a high-quality USB cable.
The ASUS ZenFone Selfie (Z00UD / ZD551KL) remains a favorite legacy device for Android enthusiasts. Originally launched with Android Lollipop, this phone received official updates up to Android 6.0.1 Marshmallow. However, the official stock ROM comes bloated with heavy ZenUI software, redundant apps, and system processes that slow down the device over time.