1, the network signal is unstable or the network conditions are poor, which makes Zhilingtong unable to connect to the server normally. At this time, you can try to change the network environment or choose a time period with better network signal to operate.
2. The mobile phone operating system version is too low or incompatible to support intelligent operation. At this point, you can try to upgrade the operating system version or replace the mobile device that supports Smart Link.