我手机丢了，手续一切齐全，怎么才能找到
手机丢了，请问能远程锁定，或者 找到么？
iPhone 4, iOS 5.1.1
Check this article:
http://www.apple.com/icloud/features/find-my-iphone.html
You had to activate "Find my iPhone" before the loss, to be able to track it.
If you did and it is not working, check the troubleshooting here:
iCloud: Troubleshooting Find My iPhone, iPad, iPod touch, or Mac
iCloud：故障诊断“查找我的 iPhone”、“查找我的 iPad”、“查找我的 iPod touch”或“查找我的 Mac”