Frustrated with multiple SIMs on Samsung Galaxy phones? One UI 8.5 is coming to the rescue

With One UI 8.5, it looks like Samsung will be extending the multi-SIM options available internationally to Galaxy owners in the US.
The Droid Guy

Solving Samsung Galaxy S9 No SIM Card Error: Troubleshooting Guide 2023

Are you experiencing the Samsung Galaxy S9 no SIM card error? SIM card is a requisite for you to be able to make calls, send messages, or connect to the Internet via mobile data on your smartphone.
The Droid Guy

How to fix No SIM card error on your Samsung Galaxy S9 Plus (easy steps)

The No SIM card error may depict a possible software problem affecting the phone’s network functions particularly with the SIM card system. It can also denote a ...
Android Authority

Samsung shipped some Sprint Galaxy S9 units with Verizon SIM cards, is now working on a fix

It seems that Samsung has sent Verizon SIM cards instead of Sprint SIM cards with some Galaxy S9 units. How widespread this issue is or why this carrier mixup happened, we don’t know. Samsung is now ...