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July 26, 2011

iOS 4.3.5 Software Update Released [iPad 1/iPad 2] – Instructions on How to Update

by Maverick Wil · 12 comments

Apple has released the iOS 4.3.5 software update for iOS devices. Both iPad 1 and iPad 2 is compatible with this update.

What’s New?

This update fixes security vulnerability associated with certificate validation.

[ Source ]

Should You Update?

As this is a security fix, we do recommend this update.

How to Update?

Requirements

You will need the iTunes software to perform this update. You can download a free copy from http://www.apple.com/itunes/download/. If you already have it, please make sure your iTunes is Version 10.4 or later. To check:

  • [Mac] In the top menu bar select iTunes > About iTunes
  • [Windows] In the top menu bar select Help > About iTunes

***Note: There are two sets of instructions below. Perform the “Manual Update” if there are errors doing the updates through iTunes such as repeated failure to download the update file or if you want to download the update file from a location different from the computer you wish to do the update from (e.g. for faster download elsewhere).

Instructions – Update Through iTunes

  • Step 1: Open up iTunes.
  • Step 2: Connect your iPad to the computer via the provided USB cable.

iOS 4.3.5 Software Update Prompt

  • Step 3: The above prompt should pop-up (if it does not, select “Check for Update” in the device description box). Select “Download and Update”. And that’s it. The process is automatic from here and might take a while depending on your connection speed as the update file is approximately 600MB. Do not unplug your iPad during this process.

Instructions – Manual Update

  • Step 1: Download the correct 4.3.5 Firmware/IPSW file for your iPad model from the direct download links below (provided directly from Apple).
  • Step 2: Open up iTunes.
  • Step 3: Connect your iPad to the computer via the provided USB cable.

Cancel iOS 4.3.5 Prompt

  • Step 4: The above prompt should pop-up (if it does not, select “Check for Update” in the device description box). Select “Cancel”
  • Step 5:
    [Mac] Hold down Option on your keyboard and select “Update”.
    [Windows] Hold down Shift on your keyboard and select “Update”.
  • Step 6: Browse to where you downloaded the 4.3.5 Firmware/IPSW file and select it. Select “Choose”. The process is automatic from here and might take a while to complete installation.

Conclusion

Still not crystal clear? Let us know in the comments below and we’ll try to help.

  • Kschong710

    so did it can JB for this 4.3.5

  • Naqieb

    it just for update only?how about the download?

  • Kelvin Beh

    Hey how can i uninstall iOS 4.3.5 to iOS4.3.3 for my iPad 2? bcoz i can’t used my jb apps….. pls help me……

    • Raghav

      you cant..you have to wait for latest jailbreak.

    • Kschong710

      I just complete downgrade yesterday.if u have shsh before.u get the chance.what is ur original OS?

    • Kschong710

      I just complete downgrade yesterday.if u have shsh before.u get the chance.what is ur original OS?

  • Kelvin Beh

    Hey how can i uninstall iOS 4.3.5 to iOS4.3.3 for my iPad 2? bcoz i can’t used my jb apps….. pls help me……

  • KenCyp

    I downloaded the iPad2 file from your link above which is a zip but when extracted, none of the extracted files have suffix IPSW so iTunes installer can’t find a compatible file when browsing those folders. Can anyone who’s been successful enlighten me please?

    • http://www.maverickwil.com Maverick Wil

      Solution: Add .ipsw suffix manually to the file.

  • Deseradi

    My iPad isn’t showing up at all in iTunes so I cannot get the updated software. I have shut down both  my iPad and Mac twice and tried a different USB port (which had worked in the past). Now it is not working and I cannot sync my iPad.

  • IpadXX

    help not working can you explain it more clearly

  • mykelgq

    How come this update is only showing up on iPad 2 and not on my iPad 1?