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第四代iPhone。维修过程直观易懂,但前置玻璃和LCD面板无法分开,只能作为同一零件更换。GSM版本, 8, 16, or 32 GB 容量 / 型号 A1332 / 黑色或白色

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SIM Failure, invalid SIM or no SIM card installed

This is a factory unlocked Apple iPhone 4. It always shows the error "SIM Failure, invalid sim or no sim card installed."

How can I fix it?

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where did you buy the phone?

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(What country?)

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Try going back to your telecom company and have them replace your sim card. That will typically remedy the issue.

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Did you tried this solution? it worked fine for my iPhone 4 here http://www.unlockboot.com/2013/06/fix-no...

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I am sufyan sarwar and mere pas I phone 4 a332 hai plz help me

SIM Failure, invalid SIM or no SIM card installed

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I also had the same problem, and I had to get a new iPhone 4.

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how to sim unluck i phone 4 sim failure iphone 4

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Well, there are some ways to try. You can try another SIM card. Turning the phone off and on. If it's a factory unlock, you can do a restore in iTunes, and you won't lose you factory unlock

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when i insert all sim cards it says "invalid sim card".

please i need a help.

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Ruwan 将永远感激不已
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