enfone 4 selfie Stock recovery problem

[itzmarioplayz12]

I was trying to install the android 9 update on my asus zenfone 4 selfie but when i click "install an update from sdcard" it says "unable to mount /sdcard", how do i fix it?

[Deannnnn]

Yes. That is what the mod said

[itzmarioplayz12]

Can you send the link because i cant find it

[itzmarioplayz12]

itzmarioplayz123

Can you send the link because i cant find it

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Link of bootloader unlocker

[Christine_ASUS]

Hi itzmarioplayz123
Thank you for your asking. Officially, ZD553KL does not provide the unlock tool. Sorry for any inconvenience it may be caused. 

[itzmarioplayz12]

Okay thank you for the information