How many short messages can an Android phone store? How to store more information?

There is no upper limit on the number of SMS messages that can be stored in Android phones.

It depends on the memory size of your Android phone. In other words, the larger the memory of your mobile phone, the more it will be saved! If you want to save more information, you can also copy and back up the information of your mobile phone to your computer to make room for your mobile phone and save as much as you want!