How to Manually Update iOS 4.0 on iPhone/iPod Touch Now

iOS 4.0 final build is live now but it may take some time for iTunes to offer iOS 4.0 update for your iPhone & iPod Touch. If you are super excited user and don’t have patience to wait for iTunes to popup iOS 4.0 update message then head over to iOS 4.0 direct download links and follow our how to manually update iOS 4.0 guide.

How to Manually Update iOS 4.0

For Windows

1. Connect iPhone/iPod Touch to PC

2. Now once iTunes starts click on your iPhone/iPod Touch from devices list

3.  Hold Shift key and click on Update button

4. Now browse & select downloaded iOS 4.0 firmware  and click on Open

Manually Update iOS 4.0 on iPhone-iPod Touch

5. Let iTunes do the rest of job for you.

For Mac OS X

1. Connect iPhone/iPod Touch to PC

2. Now once iTunes starts click on your iPhone/iPod Touch from devices list.

3. Hold Option key and click on Update button

4. Now browse & select downloaded iOS 4.0 firmware and click on Open

5. Let iTunes do the rest of job for you.

It may take some time for iTunes to complete updates, don’t remove your iPhone/iPod Touch until iTunes has complete its task. Now enjoy iOS 4.0 on your iPhone/iPod Touch.

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32 thoughts on “How to Manually Update iOS 4.0 on iPhone/iPod Touch Now”

  1. Hello this is the first time i tried to jailbreak my iphone 3g. i downloaded the ios4.0 firmaware,i open itune let the iphone sync. i press shift an restore and open the firmware software i downloaded i get 2 folders all_flash and dfu i open dfu and there is nothing else and i open all_flush i get another folder all_.n82ap. production and it shows empty too I was wondering what i was doing wrong. thank you

  2. what should i do?… i already downloaded the 4.0 update, but didnt do it manually. how can i still jailbreak?

  3. Thanks for the instructions!

    worked flawlessly on my iPT 2G 8GB, now running iOS4 JB using Redsnow 0.9.5

  4. I tried it multiple times and i do it perfectly as intructed and my ipod stays on 2nd gen, my ipod2gen just does not wanna update for some reason. please help me!!

  5. when the new firmwarre was installing an error occured and wen i plug my ipod in its not showing up in devices or my computer, wat cn i do????:S:(

  6. I have downloaded IOS4 but haven’t put it on my iPod Touch 2g 16g MB i can’t find the ios4 file on my computer

  7. The ios4 file is not ipsw. I have already extracted the zip file and there is no ipsw. This site is useless

  8. I kept getting an error after I’ve tried to update from my ipod 3g 3.1.3 to 4.0. What did I do wrong? I followed cautiously multiple times. Please help.

  9. Hi, I’ve reyes nearly everything to up download version 4.0, I’ve got a 3rd generation 32GB iPod currently with version 3.1.3, when I try to download version 4.0 it just comes up at the top of iTunes ‘baking up’ I normally leave it for about 2 hours (I try every day) but it never seems to get any further than that, can you help me please:)

  10. Well if u manige to get 4.0 iPod touch download try downloading jailbreak.zip and ones you have done this read the note pad and follow the instruction if you still don’t orderstand what someone doing it on YouTube

  11. Dear Sir,

    Need your help. I own a iphone 3g which i had jailbreaked 6 months back and was working fine. Recently i updated the phone to IOS 4.1 after which i was unable to get the phone network. So I downloaded IOS 4.0 and used redsnow to jail break the same. but after doing the same, the calling option from the iphone is gone!!!

    so please advise me as to what should i do now?

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