New Unlock Tool version fixed "Unknown error"

Finally new update fixed the issue, i was able to unlock the bootloader!
Download here: https://dlcdnets.asus.com/pub/ASUS/ZenFone/ZS660KL/ZS660KL_0807-1814_SIGNED_UnlockTool_9.2.0.0_200807_fulldpi.apk
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