Traditional Culture Encyclopedia - Photography and portraiture - Urban flashback

Urban flashback

Does the subject want to ask, "What is the reason for the metropolitan retreat?" Network delay and low version.

1. According to the query of Future Science and Technology Network, the reason for the flashback of urban APP is caused by network delay.

2. The reason for the flashback of Metropolis APP is that the version of Metropolis APP is low, which leads to incompatibility with mobile phone system and flashback.