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Asus Zenfone Max Pro (M2) ZB631KL Overview
The Asus Zenfone Max Pro (M2) ZB631KL is an Android device from ASUS, released in 2018. It combines the Qualcomm SDM660 Snapdragon 660 (14 nm) and a 6.26-inch display, running Android 8.1 (Oreo). This page tracks its full specifications, root status, and the bootloader and recovery notes that apply to it.
Root the Asus Zenfone Max Pro (M2) ZB631KL
The Asus Zenfone Max Pro (M2) ZB631KL is a 2018 Android device from ASUS. It runs the Qualcomm SDM660 Snapdragon 660 (14 nm), a Qualcomm platform with strong community tooling and EDL-mode recovery as a safety net. Shipped software: Android 8.1 (Oreo), upgradable to Android 9.0 (Pie). For this model the realistic path is: the brand-specific unlock described below, followed by Magisk via patched boot image (fastboot). Typical hands-on time is 1–3 hours.
Difficulty
Moderate — brand-specific steps involved
Typical time
1–3 hours
Method
Magisk via patched boot image (fastboot)
Bootloader unlock on ASUS
ASUS has alternated between offering and suspending its official unlock tool across generations; ROG and Zenfone unlock availability depends on model and firmware era.
Platform notes
Qualcomm Snapdragon platforms are the best-supported in the root community: fastboot works as documented, and even a failed flash can usually be recovered through EDL (9008) emergency mode.
Before you start
- Bootloader unlocking factory-resets the device on almost all models — back up everything first.
FAQ
Can I root the Asus Zenfone Max Pro (M2) ZB631KL?
Yes. After enabling OEM Unlocking and unlocking the bootloader, root is Magisk via patched boot image (fastboot). The unlock notes on this page describe the exact ASUS procedure.
Does the Asus Zenfone Max Pro (M2) ZB631KL support custom recovery (TWRP)?
That depends on community support for this exact model — verify a build exists for its codename before flashing anything. TWRP is not required for root: Magisk installs by flashing a patched boot image via fastboot.
Will root the Asus Zenfone Max Pro (M2) ZB631KL void my warranty?
ASUS will generally treat a rooted Asus Zenfone Max Pro (M2) ZB631KL as outside warranty while it is modified. Restoring full stock firmware before a service visit usually restores normal treatment in practice, and consumer law in some regions (such as the EU) may still cover defects unrelated to root.
What Android version does the Asus Zenfone Max Pro (M2) ZB631KL run?
It runs Android 8.1 (Oreo), upgradable to Android 9.0 (Pie). The specifications table on this page lists the full software details.
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