Asus Zenfone 3 Max (ZC520TL)

Submitted by Admin on February 28, 2019, 3:54 am PST 430
Specifications and info
Zenfone 3 Max
Release date 
August, 2016
64bit - MediaTek MT6737 (28nm)
CPU processor 
1.25Ghz Quad-Core ARM Cortex-A53
RAM memory 

Good connectivity of this device includes Bluetooth 4.0 version A2DP, WiFi 802.11 b/g/n (2.4Ghz), but it lacks NFC connection.

Method 1
1. Connect your phone to PC via micro USB cable, and copy the ZIP file to the root directory of the phone's internal storage. Remove the micro USB from the phone while finishing the file save.
2. Reboot your phone and check for the firmware update notification pop-up on the status bar.
3. Tap "System Update File Detected..." and follow the steps shown to update the firmware.

Method 2
1. Use SP FLash Tool.
2. Tur off the phone and connect to PC. In the folder you need to look for the file named flashtool.exe.
3. Once SP Flash Tool loads, you will see the screen with a mobile device picture, follow the menu download (tab).
4. Now in the download tab, you will find the option "Download Agent" and "Scatter-loading", select on the "Download Agent" the right '.bin' file and for the "Scatter-loading" choose scatter.txt
5. Click the Download button to flash.
6. After Flashing has completed, you will see a green button will appear.
7. Now you can close the SP Flash Tool and also disconnect your phone and reboot to see that you have flashed the right version of firmware.

Apply to same SKU like WW->WW

any part of file name
OS Info File name Size Download MD5 hash
Android 8.1 Oreo World Wide User 1.51 GB Download c35936addd9c7f2d720f6a8a74ec911b
Android 8.1 Oreo World Wide User 1.52 GB Download 079ce5351a45f28fdc23e0439180346d
Android 7.0 Nougat World Wide User 1.78 GB Download bf128ae7486fbaa886ddbec5a3b94640
Android 6.0 Marshmallow World Wide User 1.61 GB Download fa93aa95ed2c74e46392e830bc752fe6
Android 9 Pie follow the forum topic 598.31 MB Download 8f67ef7e5f0083bb412ab355ccc917e2