I have an ipad4,iPad Pro and an iMac.My ipad4 is rarely used but I want to keep it active, without receiving emails into my ipad4 inboxes.I use my iPad Pro and iMac for everyday use.The number of inbox emails on my ipad4 are growing and growing which I donāt refer to!...Can I remove/delete my email accounts on my ipad4 without affecting the emails on my other devices?...I donāt want to loose all my emails or FaceTime and iMessages on my iPad Pro or iMac.