Remove the SIM tray from your iPhone

Your iPhone stores the SIM card in a small tray on the side of the phone. To remove it, you need the SIM ejector tool — a thin metal pin that comes in the box with your iPhone. If you don't have it, a straightened paperclip works the same way.

Locate the small hole next to the SIM tray on the side of your phone. The exact location depends on your model: on newer iPhones it's usually on the right side, while on older models it may be on the left. Insert the ejector tool straight into the hole and push gently until the tray pops out. Do not force it — if you're meeting resistance, you're either at the wrong hole or pushing at an angle.

Once the tray slides out, set it on a clean surface where you won't lose it. The tray itself is reusable and you'll need it to put a new SIM card back in.

Remove the old SIM card and insert the new one

The SIM card sits loosely in the tray — it's not glued or locked in place. Gently lift it out with your fingernail or the edge of the ejector tool. Handle it by the edges only, avoiding the gold contacts on the back.

Take your new SIM card and align it with the tray. The card is shaped to fit only one way, so if it doesn't slide in smoothly, flip it and try again. Once it's seated flat in the tray, you're ready to reinsert the tray into the phone.

Reinsert the SIM tray into your iPhone

Hold the tray level and slide it back into the slot on the side of your phone. Push it in until you hear or feel a click — this means it's fully seated. The tray should sit flush with the edge of the phone, not sticking out.

Your iPhone will recognize the new SIM card within a few seconds. You may see a message asking you to update your carrier settings — if so, tap Update and wait for the process to finish. This usually takes less than a minute.

Key Takeaways

  • The SIM tray is accessed with the metal ejector tool that comes with your iPhone, or a straightened paperclip if you don't have the tool.
  • The SIM card sits loosely in the tray and should be handled by the edges only to avoid damaging the gold contacts.
  • The SIM card is shaped to fit only one way — if it doesn't slide in smoothly, flip it rather than forcing it.
  • After reinserting the tray, your iPhone will recognize the new SIM card within seconds and may prompt you to update carrier settings.
  • The entire process takes two to three minutes and requires no tools other than the ejector tool or a paperclip.

What happens if your iPhone doesn't recognize the new SIM card

If your phone still shows no signal or displays "No SIM" after reinserting the tray, power off the phone completely and wait 30 seconds, then power it back on. This forces the phone to re-scan for the SIM card and resolves most recognition issues.

If the problem persists, remove the tray again and inspect both the SIM card and the tray slot for dirt or damage. A small amount of dust in the slot can prevent proper contact. Use a dry, lint-free cloth to gently wipe the gold contacts on the SIM card and the metal contacts inside the tray.

If the SIM card still isn't recognized after cleaning, the card itself may be damaged or defective. Contact your carrier — they can send you a replacement SIM card at no cost, or in some cases activate a digital SIM instead.

Switching between physical and digital SIM cards

Newer iPhones support both physical SIM cards and eSIM (digital SIM), which stores your carrier information in software rather than on a physical card. If your carrier offers eSIM, you can set it up without removing the physical SIM tray.

To add an eSIM, go to Settings > Cellular > Add Cellular Plan and follow your carrier's instructions. You can keep your physical SIM active at the same time, which is useful if you travel or need a backup line. To remove an eSIM, go to Settings > Cellular, select the plan, and tap Remove Cellular Plan.

Frequently Asked Questions

Will I lose my data or photos when I change the SIM card?

No. The SIM card only stores your phone number and carrier information. All your photos, messages, apps, and other data are stored on the phone itself or in iCloud, not on the SIM card. Changing the SIM card does not affect any of this.

Do I need to tell my carrier before changing my SIM card?

Not usually. If you're switching to a new SIM card from the same carrier, the phone will recognize it automatically. If you're switching carriers entirely, contact the new carrier first — they'll provide the SIM card and may need to activate it before you insert it.

What if I lose the SIM ejector tool?

A straightened paperclip, a small sewing needle, or even a thumbtack will work. The goal is to push a thin object into the hole to release the tray. Avoid using anything too thick or too sharp, as you could damage the slot.

Can I use a SIM card from a different iPhone model?

Yes, as long as the SIM card is the correct size for your iPhone. Older iPhones used full-size or micro SIM cards, while newer models use nano SIM cards. If your card is the wrong size, your carrier can provide the correct one at no cost.