How to use double 4g

Title Noc end How to use dual 4G? Analysis of popular topics on the entire network in the past 10 days

introduction:

With the rapid development of 5G networks, Youdao users still have questions about the usage scenarios and advantages of dual 4G functions. In order to help everyone better understand this technology, this article combines hot topics across the network for nearly 10 days to sort out practical guides and typical application scenarios for dual 4G.