Wait for the transfer bar to reach 100%. The phone will automatically begin installing the firmware.
The official Android 6.0.1 (Marshmallow) firmware for the ASUS ZenFone Selfie (ZD551KL / Z00UD) asus zenfone selfie z00ud firmware 6.0 1
: Go to Settings > About > Software Information . Look at your Build Number . Your firmware SKU must match your current system (e.g., WW to WW, TW to TW, or CN to CN). Cross-flashing SKUs will brick your device. Wait for the transfer bar to reach 100%
Unplug any cables and reboot your phone. Once the device boots up, a triangular warning icon will appear in your notification bar stating . Tap this notification, confirm the package selection, and let the system execute the automated installation process. Method 2: Sideload via Stock Recovery (For Bootloop Fixes) ZenFone Selfie Go to product viewer dialog for this item. Look at your Build Number
Move the downloaded .zip archive file into the of your phone's internal storage. Do not place it inside any folders like "Download" or "Documents". Do not extract the zip file.