Boyi doesn't seem to need to download, it is the data required by the network, and it is displayed in yellow bars.

If the network is disconnected for backup, and the periodic K-line chart is opened when the network is connected, the data will come and be downloaded to the computer. For example, when networking, open the 1 minute K-line chart, and all data will be transmitted. Look at multiple varieties and open them one by one.