Samsung Galaxy A21s

Step 1 of 5

1. Remove the card holder

Find the opener for the card holder.

Step 2 of 5

1. Remove the card holder

Insert the opener into the small hole in the card holder.

Step 3 of 5

1. Remove the card holder

Remove the card holder from your phone.

Step 4 of 5

2. Insert SIM

Turn your SIM so the angled corner of the SIM matches the angled corner of the SIM holder and place your SIM in the SIM holder.

Step 5 of 5

2. Insert SIM

Slide the card holder into your phone.