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Apple has released the iOS 4.0.1 for iPhone 4, 3GS, 3G and iPod Touch 3G, 2G to fix the reception issue.It is now available for download. You can download iOS 4.0.1 from the links below.

iOS 4.0.1 is fully supported on iPhone 4 and iPhone 3GS. iPhone 3G is also supported but the users are officially unable to do multitasking and wallpapers unless you know where to look for it. An iPad version of iOS 4 is also expected to be released by fall 2010.

To update to iOS 4.0.1 for iPhone, all you need to do is to connect your iPhone with your computer via USB and start iTunes. You should now see a message as shown below. Simply click on “Download and Install” button to get on to the new iOS 4.0.1 firmware.

WARNING: All the jailbreakers and unlocker MUST stay away from iOS 4.0.1 until further notice.

Download iOS 4.0.1 Firmware

You can download iOS 4.0.1 firmware (IPSW files) for iPhone 4, iPhone 3GS and iPhone 3G from the links below:

Download iOS 4.1 for iPhone 4


Download iOS 4.1 for iPhone 3GS


Download iOS 4.1 for iPhone 3G


Thanks to redmondpie , iphoneheat

Testing the iPhone 4: Camera, Speed, Price, and the Antenna Issue

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  On July 16, 2010(5 years, 9 months ago.)

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13 Responses

  1. Download Sn0wBreeze V1.8 Beta to Jailbreak iOS 4.1 | Says:

    […] Download Sn0wBreeze v1.8 Beta * Download iOS 4.0 * Download iOS 4.0.1 * Download iOS 4.1 […]

    Posted on July 18th, 2010 at 10:51 AM

  2. Steps to Jailbreak iOS 4.1 beta Firmware with Sn0wBreeze 1.8 | Says:

    […] iPhone 3GS (old bootrom and already jailbroken on iOS 4.x) * iPod touch 2G (non MC model) * iPod touch […]

    Posted on July 18th, 2010 at 11:22 AM

  3. Steps to Jailbreak iOS 4.0.1 for iPhone 3G with Redsn0w | Says:

    […] iOS 4.0.1 has been released for iPhone 4, 3GS and 3G.iPhone 3G users can jailbreak their phone on iOS 4.0.1 using Redsn0w 0.9.5b5-5.All other iOS based devices will be jailbreakable once Comex releases his new jailbreak tool. […]

    Posted on July 18th, 2010 at 11:50 AM

  4. Steps To Jailbreak iPhone 4 iOS 4.0.1 / 4 with JailbreakMe 2.0 | Says:

    […] install the latest iTunes 9.2.1. * Backup all your personal stuff * Restore the official firmware (Download iOS 4.0.1 | Download iOS […]

    Posted on August 2nd, 2010 at 2:39 PM

  5. Steps To Jailbreak iPhone 3G iOS 4.0.2 with RedSn0w | Says:

    […] Download both the firmware 4.0 and 4.0.2. […]

    Posted on August 13th, 2010 at 12:33 PM

  6. Steps to Jailbreak iPod Touch 2G iOS 4.0.2 with RedSn0w 0.9.5b5-5 | Says:

    […] Download both the firmware 4.0 and 4.0.2. […]

    Posted on August 13th, 2010 at 12:52 PM

  7. Steps To Downgrade iOS 4.0.2 to iOS 4.0.1, iOS 4.0 | Says:

    […] Download iOS 4.0.1 * Download iOS 4.0 * Download […]

    Posted on August 16th, 2010 at 1:10 PM

  8. Deviish Says:

    hi dear i want to roll back my iphone and searching for firmware 4.01

    Posted on August 27th, 2010 at 2:40 PM

  9. Deviish Says:

    hi dear i want to roll back my iphone and searching for firmware 4.01

    Posted on August 27th, 2010 at 2:40 PM

  10. Steps To Restore iPhone 4, 3GS to iOS 4.0.1,Fix iTunes 1004, 1015 Error | Says:

    […] 1: Download the required iOS 4.0.1 ipsw firmware […]

    Posted on August 30th, 2010 at 12:55 PM

  11. Steps To Downgrade iOS 4.0.2 to 4.0.1 for iPhone 4, 3GS Without Saving SHSH Blobs | Says:

    […] 1: Download iOS 4.0.1 […]

    Posted on August 31st, 2010 at 1:06 PM

  12. Dandel Says:

    Why is it when I go to purchase an itunes ringtone through my iphone 4, which I know is operating on iOS 4.0.1, I get the message “To preview and purchase ringtones, upgrade to iOS3.1” ??

    Posted on August 31st, 2010 at 10:45 PM

  13. Alanbretherton Says:

    I’m having a problem updateing to 4.0 on my iPod touch 3 it keeps saying I haven’t got the right firmware I’ve been at it for hours anyone got any advice much appricated thanks

    Posted on April 5th, 2011 at 10:15 PM

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