Namaste, iam Helen Rippelmeyer, I hope your day is great!

What Happens If You Put Old Sim Card In New Phone? [Solved]

As long as the SIM card is the same size for the same make/model phone, you will be able to use it.

Can I use my old SIM Card in my New iPhone 2021?

Compatible

Transferring & Activating SIM Card On The iPhone 12 - Took Less Than 2 Minutes!

In the video,

What happens if you take out your SIM card and put it in another phone?

00:00 - What