If you change sim card, will your iphone lose all of its downloaded apps, contacts etc?

If you change sim card, will your iphone lose all of its downloaded apps, contacts etc? - 1

If your contacts are stored on the SIM, yeah.

Apps are not stored on the SIM. NO No. Changing your sim card will just change the number that you are using. It would lose contacts if you have added contacts to the sim card, which not many people do. No.

No. Changing your sim card will just change the number that you are using. It would lose contacts if you have added contacts to the sim card, which not many people do.