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Ipod Could Not Be Restored An Unknown Error Occurred 21

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Reply → willian • 4 years, 9 months ago hi..Thanks you so much.I have done for ios5.0.1 updated. How to Fix iPhone/iPad Red Screen of Death How to Repair Cracked iPhone Screen How to Fix iPhone Blue Screen of Death Common iPhone Email Related Problems and Ways to Fix Recovery Mode - Which is Which? What is Jailbreaking? http://dukesoftwaresolutions.com/unknown-error/the-ipod-ipod-could-not-be-restored-an-unknown-error-occurred-1611.html

Add to Want to watch this again later? There may be third-party software installed that modifies your default packet size in Windows by inserting a TcpWindowSize entry into your Registry. Hemm 150,493 views 6:18 How we fixed error 21 in this iPhone 4 - Duration: 5:01. An unknown error occurred (2) My error is slightly different - The iPhone "iPhone" could not be restored. https://discussions.apple.com/thread/5118033?tstart=0

Ipod Could Not Be Restored An Unknown Error Occurred 21

iTunes will detect your device in recovery mode and prompt you to restore it. There may be third-party software installed that modifies your default packet size in Windows by inserting one or more TcpWindowSize entries into your registry. Troubleshooting: If you have any problems with the restore, try using DFU mode. then create new firmware with pwnage as normal. 3.

When try a Mac if possible... Try to use the other computer which has a different operating system. Firstly apple has introduced a security check which caused the recovery mode. The Iphone Could Not Be Restored An Unknown Error Occurred 53 If you have problems with Apple's servers, download the ipsw file from the iMore blog section or via iclarified and redo steps 1 - 4.

If those steps do not resolve the issue, or if the settings revert to their original values after the restart, then follow iTunes for Windows: Troubleshooting security software issues. What are you actually trying to figure out? David share Share on Twitter Share on Facebook Email Link Like + Quote Reply andyblila, Nov 29, 2008 andyblila macrumors 65816 Joined: Jul 8, 2008 Location: On My iPhone, or For iTunes for Windows, follow iTunes for Windows: Troubleshooting security software issues.

The Home + Power button does work, it will  detect your devices once you do it.. The Iphone Could Not Be Restored An Unknown Error Occurred 11 Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may involve several factors not detailed in the conversations captured in an electronic Connect your computer directly to your Internet source, bypassing any routers, hubs, or switches. When iTunes detect your device in recovery mode, click on the shift or options key and then select restore.

Ipod Touch Unknown Error 1

The screen of your device will remain dark, but it can detect your iPhone, iPad, or iPod in recovery mode. Alsoattempt to restore while connected with a known-good 30-pin Dock Connector cable, computer, and network to isolate this issue to the device. Ipod Could Not Be Restored An Unknown Error Occurred 21 Next, hit the magnifying icon or search field and enter %ProgramData% and press Return. The Iphone Could Not Be Restored An Unknown Error Occurred 21 I'm trying to update my phone from 4.3.5 to iOS 5.0 beta 6.

Try changing USB ports, uninstalling and reinstalling USB ports, and other available USB troubleshooting steps (troubleshooting USB connections, device not recognized properly, computer won't recognize a FireWire or USB device). http://dukesoftwaresolutions.com/unknown-error/the-iphone-could-not-be-restored-an-unknown-error-occurred-9.html See MoreSee Less > How-to > iPhone Problems > 7 Ways to Solve iPhone Error 21 while Restoring iPhone All TOPICS LINE Alternatives Android Backup Viber Erase iPhone SIM Unlock iOS and that's it. Ensure you have updated the OS of your computer and install the latest iTunes version on it.Communications issuesNext, we are going to talk about the errors associated with the communication during An Unknown Error Occurred 21 Itunes

simple as... See the steps under the heading "Rename, move, or delete the iOS software file (.ipsw)" below for .ipsw file locations. Follow the steps for errors 13 or 14 above. http://dukesoftwaresolutions.com/unknown-error/an-unknown-error-occurred-21-the-iphone-could-not-be-restored.html During the restore process, if you encounter Error 21, it means that you are trying to restore custom IPSW using the recovery mode.

I'm just trying to upgrade to firmware 4.0 Reply → Pramod • 5 years, 2 months ago Use Redsn0w instead to put your device into a Pwned DFU mode. Unknown Error Occurred 14 Iphone About Advertisement Package Pay Per Click Advertising Product Review Request About / Terms Authors Search Categories Apps Development General iPhone Jailbreak News Repository Uncategorized FAQ's What is Jailbreaking New iPhone Release See iPhone and iPod touch: About backups to learn where backups are stored for your computer's operating system and additional precautionary notes regarding setting up as new.

Do so.

Also, remove the IPSW and attempt to restore again. I think I might have gotten the phone into DFU mode one time, but I'm not quite sure what I did, and it quickly went back to recovery mode. (When it It works! An Unknown Error Occurred (9) Iphone Right-click the Lockdown folder and select Delete. Restart your computer and iOS device.Uninstall iTunes and install it again.iPod errors 1415, 1417, 1418, 1428, 1429, 1430Some errors may appear when you try to

Leon Stacey 73,103 views 6:50 Tutorial - How to fix Error 21 using iTunes - Duration: 1:37. only if you are sure your battery is dead - connect to power ( on? Reply

10-15-2014,03:27 AM #8 b_bala1 iMore Nanite Posts 1 Posts Re: The iPhone "iPhone" could not be restored. http://dukesoftwaresolutions.com/unknown-error/the-iphone-could-not-be-restored-an-unknown-error-occurred-14.html MattyTheCanadian 126,016 views 1:41 How to fix iTunes Restore Error 21 - Duration: 6:18.

If it still won't install, try it on a different computer, preferably a Mac. 5. Read this http://bit.ly/pioV9v. Boom here it is! Thanks!ReplyDeleteAnonymous10/02/2013, 10:28I love you!I got rid of all the hosts, and put my sim card in and volia!ReplyDeleteAnonymous10/02/2013, 13:07Your alternative method "Worked Perfectly!" thank you :)ReplyDeleteAnonymous10/02/2013, 13:55ive tried ...

Loading... Helpful (3) Reply options Link to this post Page 1 Next This site contains user submitted content, comments and opinions and is for informational purposes only. Error 35: You can resolve this error by using a known-good 30-pin USB Dock Connector cable. To fix this issue, you must put your iDevice into DFU mode.DFU or Device Firmware Upgrade mode allows all iDevices to be restored from any state.

Otherwise, add the # symbol and a space to the beginning of the entry (# gs.apple.com).Press Control-O to save the file.Press Return when asked for the filename.Press Control-X to exit the Error 18 (or -18): This occurs when the media library on the device is corrupt and cannot be modified or updated. If the battery does not have enough power, charge it for at least 30 minutes or until the battery gets more than 30%. Error 3002: If you experience this error while updating an iPod touch (2nd generation) or iPhone 3G, please use the standard update or restore process in iTunes (click Update or Restore).

Reply 03-11-2014,10:49 PM #7 Patrick Sapitula iMore Nanite Posts 1 Posts Re: The iPhone "iPhone" could not be restored. Reply → David • 4 years, 11 months ago Hi everybody,I've a really strange problem. Reply 01-09-2015,02:46 PM #11 d.k2 Banned Posts 10 Posts Global Posts 21 Global Posts Re: The iPhone "iPhone" could not be restored. I would head over to iClarified and follow the instructions there.

Now everytime i try to restore in DFU mode, it will get up to the point where it says verifying restore with apple and i get an error 21 and my This error may be resolved by disabling, deactivating, or uninstalling third-party security, antivirus, and firewall software. Loading... Did it turn itself off and act like a brick?

Sign in to make your opinion count. An unknown error occurred (1600)" If someone can help us out with this, I'll be forever grateful. Dr.Fone - Android Data Recovery The world's 1st data recovery software for Android phones and tablets.