Mobile phone model: iPhone SE
iOS version: 13.2
Post-upgrade problem: hotspot connection is normal, but can't connect to the Internet
Actual solution date: 2019/10/31
Solution:
(1) Take the author's mobile phone as an example, iPhone SE is hotspot (AP-iSE), internal IP address 172.20.10.1
(2) Take the Android mobile phone as an example. To connect to the hotspot AP-iSE, in addition to inputting [hot password], add the [Advanced option], set the [DHCP] change to [Manual], and set the IP address. For 172.20.10.x (x can be set to 3 ~ 14 one of the numbers)
(3) After the setting is completed, close [WiFi], turn on [WiFi], select [hot spot], and then click [Connect]
(4) You're done, the hotspot connection is normal, and the connection is normal.