Release Date
2018
OS
Android 8.0 (Oreo), upgradable to Android 10
Processor
Qualcomm SDM845 Snapdragon 845 (10 nm)
Battery
3300 mAh
⚠️ Important Notice
Flashing firmware can be risky. Follow instructions carefully and backup your data before proceeding. We are not responsible for any damage to your device.
Available Firmware Files
| File Name | Size | Download |
|---|---|---|
|
Asus_ZenFone_5Z_ZS620KL_80.30.96.221_MR3_User_20181018_CMD.zip
|
2 GB | |
|
Asus_ZenFone_5Z_ZS620KL_WW-100.04.44.98_OTA.zip
|
2 GB | |
|
Asus_ZenFone_5Z_ZS620KL_WW_ZS620KL_100.10.107.123_MR11-User_20210131_AFT.zip
|
2.14 GB | |
|
Asus_ZenFone_5Z_ZS620KL_WW-ZS620KL-80.02.32.7-FAC-for-QMSCT_ENG_180516_QPST.zip
|
949 MB | |
|
Asus_ZenFone_5Z_ZS620KL_WW_ZS620KL_100.10.107.110_MR16_201118_QPST.zip
|
2 GB |
How to Flash Stock ROM
- Download the correct ROM file for your device
- Install the required flash tool
- Enable USB debugging on your device
- Boot your device into download mode
- Connect your device to computer via USB
- Load the ROM file in the flash tool and start flashing
- Wait for the process to complete
- Reboot your device
Precautions
- Backup all important data before flashing
- Ensure battery is at least 50% charged
- Use original USB cable for stable connection
- Don't disconnect during flashing process
- Download ROM only for your specific model
- Follow manufacturer's instructions carefully