According to the user's reaction and summary, most of the incompatible mobile phone models of 5G IOT cards are Apple, OPPO and vivo. The specific list is as follows:
Incompatible models of vivo phones: y55a, x9s, z3, y66, x6s, y93s, iqoo.
Oppo mobile phone incompatible models: A9s, A57, K 1, A 1, A7x, contract machine, dual netcom.
Huawei mobile phone incompatible models: Glory 6X, Glory 8X, Glory V9, Glory 20P, Maimang 4 or 7, Enjoy 8, nove3.
Incompatible models of Apple mobile phone: Apple 6, Apple 6plus, Hong Kong version, US version of dual network, Japanese version of dual network.
Xiaomi mobile phone incompatible models: Xiaomi 8, Redmi dual network, mobile customization, Unicom mobile dual network.
Incompatible models of other series of mobile phones: 360n5s, Nubian z 17, Gionee donkey kong.
The above are the incompatible mobile phone models of the IOT card 5G card board summarized by the big head according to the feedback, most of which are Apple, OPPO and vivo. If the device is not compatible, it cannot be set. Therefore, for the normal use of your flow card, it is recommended that you do not use the 5G IOT card casually.