Can't Unlock Bootloader

[nicko_emce]

Model: ZE620KL
RAM: 4G
Firmware/APP Version: PPR1.180610.009.WW_Phone-16.0615.1905.100-0
Frequency of Occurrence: Everytime
Rooted: No
APP Name: Unlock tool

Good Day Sir , Im asking for help,that i cannot unlock my bootloader,everytime im trying to unlock,i always have a notification "an unknown error occurs..." Can somebody help me?i wanna unlock my boot loader Thanks a lot Rgds, Nick

[glucoseguardian]

i got the exact problem. i've tried the official app on both the latest firmware (pie) and the older firmware (oreo) and got the same error

[hyperev667]

ya me also. i think Asus dont want us unlock this smartphone even OEM their hide that option.