Removing the SIM card from an iPhone 4 does not cause you to lose any data stored on the device itself, such as apps, photos, or contacts saved on the phone. The SIM card primarily stores information related to your mobile network, such as your phone number and carrier settings. However, if your contacts are stored on the SIM card, you may lose access to those specific contacts until the SIM is reinserted. Always back up your data to avoid any potential loss.
Yes you can but you will not get the benefit of the 3G network speed, you will only get EDGE. Also this will require an iPhone data plan change and if you had the unlimited plan on the iPhone 3Gs you will lose it and you will not be able to get it back.
You get a 2nd memory card and transfer the data.
Buy a new one ! You will have lost any data that was on the original card.
One way is to reformat the card -- you will lose all the stuff on it.
The settings of your HTC Wildfire will not change when you remove the SIM card, but you may lose your contacts.
No, changing your video card wont result in any data loss.
No you will not lose any info stored on the original iphone, as long as you create a back up in iTunes. When you use the new iPhone be sure to Restore From Backup.
No, because that data has been synchronized, and is on both device's memory.
You can turn off the iphone data plan. Simply get another phone and call at&t and tel them you dont want the iphone anymore they will ask you for the ESN of the new phone and you are done. I know that when you get the iphone they say "your signing a contract to keep the iphone plan for the life of the iphone" but they dont make you as long as you have a new phone that line will be associated with
Yes. Formatting will destroy all the data on the memory card. Make sure you keep a backup of the data, frequently.
No, the data is saved to the game's card.
No, you can even unlock the iPhone when Jailbroken.