Open the Samsung earbuds case
Press and hold the pairing button on the case until the indicator light starts flashing
On the iPhone, open Settings
Tap Bluetooth
Turn Bluetooth on
Wait for the Samsung earbuds to appear under Other Devices
Tap the earbuds name to connect
Confirm pairing if prompted
Keep the earbuds and iPhone close during pairing
If they do not appear, close and reopen the case, then try again
If needed, forget the earbuds from any previous device before pairing again