Can you still use iMessage If your phone is disconnected?
Use iMessage Messages are sent through Apple’s iMessage server and can be retrieved from any iCloud-connected Apple device.
For instance, if your iPhone and Mac are both connected to iCloud, you can retrieve your iMessages from either device, even if the iPhone is disconnected or offline..
Can you use WIFI calling if your service is disconnected?
Yes, you can use the phone to browse the internet and do similar activities without a sim card. However, you will not be able to make calls (except those place over wifi like FaceTime, Skype, Etc) or send text messages (except wifi ones like iMessage, facebook, etc). … Then you can still use your wifi connection.
Can an iPhone work without service?
The iPhone is a perfectly capable device without a service provider or usage plan. You can use your iPhone without any cellular service.
Can you use a deactivated iPhone on WIFI?
Russell450, Unlocked iPhones and older iPhones (off-contract) can indeed be used without a cellar plan. You just use WiFi instead. However, you will NOT be able to make WiFi phone calls (Skype etc.).