"iphone could not be activated"
i need to use my old iphone but it's telling me that my iphone "could not be activated" can i please know why? and how to fix it (without the use of a macbook if possible)?
There are a myriad of reasons for this to pop up, so no we can’t tell you why it’s happening. But you can use https://support.apple.com/en-us/HT201407 to troubleshoot it.