A successor to the Galaxy A31 is already underway, called the Galaxy A32 5G. Samsung has given the entry-level Galaxy A handset a makeover while retaining the good selection of I/O that the Galaxy A31 offers, too.
https://www.notebookcheck.net/Galaxy-A32-5G-leaked-Samsung-gives-its-midrange-smartphone-a-new-design-and-5G-connectivity.506793.0.html
This Samsung device was launched with Dimensity 720 chipset and is still such a wonderful option for the budget buyers.