HT201270: Update your carrier settings on your iPhone or iPad
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Q: my iphone 4 wont let the the wi-fi come on?
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Dec 22, 2013 7:23 AMby judysings,Hi rnewton,
Welcome to the Support Communities!
The article below may be able to help you with this.
Click on the link to see more details and screenshots.
iOS: Wi-Fi settings grayed out or dim
http://support.apple.com/kb/ts1559
Cheers,
- Judy
