How to use SIP account on Asus Zenfone Max Plus (M1) Asus_X018D

[piezomot]

Please tell us some basic information before asking for help:
Model Name:Asus_X018D
Firmware Version:8.1.0
Rooted or not:no
Frequency of Occurrence:
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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How to use SIP account on Asus Zenfone Max Pro (M1) Asus_X018D? I have entered my SIP provider settings info, but the phone would not register.

[piezomot]

Hello, How to use SIP account on Asus Zenfone Max Pro (M1) Asus_X018D? I have entered my SIP provider settings into my phone, but the phone will not register.

[Christine_ASUS]

Hi piezomot 
Thank you for your asking. First of all, I assume your device is Max Plus M1 ZB570TL.
Second, please try reset Network: Settings>System>Reset options>Reset Wi-Fi, mobile & Bluetooth
Please also check if your currently firmware is up to date: Settings>System>About Phone>Build Number
ZenFone Max Plus (M1)(ZB570TL) - SupportIf the issue remains the same, please check your inbox and provide me a video of your setting process for further checking.