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Iphone Restore An Unknown Error Occurred 21

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Make sure your computer uses USB port 2.0 version or later. Solution 4: Remove unnecessary USB devices Make certain to disconnect all the devices you aren't wanted currently from your laptop. Let us know in the comments below. Any other suggestions i should try? check over here

After a long time, iphone logo appears but again disappears and can`t be shut down.So I went a service center. ipsw) but for some reason cannot complete the authentication process. it worked....thanks alot dudeReplyDeleteMW19/04/2013, 00:30I used to get an error (21)This solved the problemThank you!ReplyDeletecameron joseph20/04/2013, 15:36thanks! Why does Mal change his mind? https://drfone.wondershare.com/iphone-problems/iphone-error-21.html

Iphone 5 Restore Error 21

this is not the fix for 100% of error 21, but it HAS been the fix in my experience several times. For now, we've prepared seven ways in which within which to repair iPhone error 21 that usually appears inside the restoring or modification technique. These are a unit the best seven ways in which to mend iPhone error 21 you'll try on your own.

Windows users -  Navigate to C:WindowsSystem32driversetc and locate “hosts” file. Cancel scott Rep: 97 1 1 Posted: 06/05/2012 Options Permalink History you don't have to replace battery or even take it out just take off back disconnect the battery(one screw) i My phone has been a brick for a few months now and im desperate. Iphone Error 11 Click on each and choose End process.Delete lockdown folder.

An Unknown error occurred(21)" something error. Error 21 Iphone 4s Dr.Fone - iOS System Recovery Fix with various iOS system issues like recovery mode, white Apple logo, black screen, looping on start, etc. Yes No Voted Undo Score 2 Cancel Comments: I can't belive that taking of my battery and replugging it would fix that problem thankyou very much 03/23/2015 by klajd999 Add a

and things got worse from there..

I have tried using iTunes in restoring the firmware but it was stuck on the iTunes and usb logo just like you. The Iphone Could Not Be Restored An Unknown Error Occurred 29 You can put #error followed by your error number at the end of the link to jump to an error. Or is there another way..? 02/28/2015 by TaibaAli101 Cant you just make a viedo to make it easy 08/03/2015 by zakiyah This was my problem. Next, press and hold the Sleep/Wake and Home buttons until the device restarts.

  • I've tried almost everything online, relating to this issue, device off and hold home button while connecting the lightning connector and wait for the itunes logo and usb to show up
  • Helpful (0) Reply options Link to this post by martinezkrazya, martinezkrazya Feb 4, 2015 5:21 PM in response to _Alama_ Level 1 (0 points) Feb 4, 2015 5:21 PM in response
  • Yes No Voted Undo Score 0 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz?
  • any idea whats wrong wit my phone ..
  • The service men can`t solve my problem and tell me (Error no 21) .
  • This article will show 7 of the most effective and should fix not only this error but a number of other common ones including errors 1, 37, 40, 53,3, 11, 12,
  • share|improve this answer answered Jul 13 '13 at 12:03 Michael Freidgeim 1426 add a comment| protected by Community♦ Apr 26 '13 at 16:04 Thank you for your interest in this question.
  • As before, long as you see a device cable, merely disconnect it, and place it back.
  • Not recovery.
  • A lone tech guy trying to help out the world one post at the time. (please consider disabling adblock if this blog helped you) Navigation Home 16 Oct 2012 [Solved] iTunes

Error 21 Iphone 4s

These are a unit the best seven ways in which to mend iPhone error 21 you'll try on your own. Inloggen 74 Laden... Iphone 5 Restore Error 21 i've changed my dock to a different usb port, iPhone starting responding and update started. Error 21 Itunes helped with my iphone 5 12/21/2015 by viralpt77 Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz?

Turns out it was a compound issue of the battery and an incomplete software update which made it incredibly hard to diagnose. check my blog After 10 seconds (the second time you'll see the Apple logo on the screen) release the Sleep/Wake switch while still holding the Home button. You can try to disable or remove the security Software on your computer. You need not use any kind of DFU / JB tools for your update at all. Iphone 6 Error 21

Log in om deze video toe te voegen aan een afspeellijst. Then, check if your computer compatible with the latest iTunes version, so that the process can run well without any hassle.Update iTunesAs we know, every update comes with bug fixes and improvements. See All 7 Ways to Solve iPhone Error 21 while Restoring iPhone iPhone Error 1 iPhone Errors iPhone Error 9 iPhone Error 21 iPhone Error 4013/4014 iPhone Error 3014 iPhone Error http://shpsoftware.com/error-21/ipad-2-an-unknown-error-occurred-21.php Thanks man!!!ReplyDeletePanini Çıkartmaları20/02/2013, 21:10thank you so much, hosts file solution has worked for me.IOS 6.1.2ReplyDeleteAlterian22/02/2013, 16:28My phone is currently stuck on recovery mode.

Other causes are to try to use a firmware version that Apple is no longer signing ie. 5.1.1. Iphone Could Not Be Restored Error 29 Cancel Tom Rep: 1 Posted: 01/16/2015 Options Permalink History Just plugged my I-Phone 5 to Itunes left it there and did a restart on my computer with the phone still plugged Transcript Het interactieve transcript kan niet worden geladen.

Use a different computer to restore your iPhone.

it works for me (alternative way)..thanks alot :DReplyDeleteAnonymous05/02/2013, 15:04Brilliant - don't forget to close itunes and reopen, that did it for me :)ReplyDeleteAnonymous05/02/2013, 17:06Dude you rule... You would like to induce the newest version of iTunes, then attempt to restore once more or update.The device has a beta version of iOS. • You are attempting to put You may get a popup message to slip to power off. Iphone 4s Error 21 Hardware Solution If the errors persist on another computer, the device may need service.

Reply → Pramod • 5 years ago Your stuck in a DFU loop simply because you did not have a valid SHSH saved for your device to restore with. Thank you... Dr.Fone - iOS System Recovery Fix with various iOS system issues like recovery mode, white Apple logo, black screen, looping on start, etc. http://shpsoftware.com/error-21/iphone-restore-error-21.php u shouldn't do that man. ;) 09/28/2015 by zaialawhalbast hello i got same issue here ..

Now iTunes error 21 has been fixed, go and restore to convention ipsw firmware without errors. Reply → Gabriel • 3 years, 6 months ago hello all hello admin. WeergavewachtrijWachtrijWeergavewachtrijWachtrij Alles verwijderenOntkoppelen Laden... Leave comments or questions in the comments.

See All 7 Ways to Solve iPhone Error 21 while Restoring iPhone iPhone Error 1 iPhone Errors iPhone Error 9 iPhone Error 21 iPhone Error 4013/4014 iPhone Error 3014 iPhone Error I hope this can help someone else. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed The error numbers are 2, 4, 6, or 1611.Disable or remove the security SoftwareThe errors may occur due to the security Software blockade or fault.

Waleed Ahmed 734.322 weergaven 10:07 How to fix iTunes Restore Error 21 - Duur: 7:26. and i use solution host but still the same .. If you have software used to perform unauthorized modifications to the iOS device, uninstall this software prior to editing the hosts file to prevent that software from automatically modifying the hosts Solution 2: Update your iTunes On every occasion, you want to carry out the restore or update, make certain that you have the latest version of iTunes installed on your system.

Laden... Cancel cb324 Rep: 73 1 1 Posted: 08/05/2012 Options Permalink History I have had this problem for the past 2 days and I finally fixed it. Cancel jhnjohn Rep: 1 Posted: 12/21/2013 Options Permalink History I have also this problem where when tried to transfer files from iPhone to PC encountered error message which stops my work Solution 7:Check modified or outdated software • You might conjointly see the message "The obligatory resource cannot be found."These errors could see if any of the instances provided below are a

Follow this guide http://bit.ly/kD7saY and re-do the restore process. Wait for 5 seconds, then release the power button only and keep pressing the home button.The screen of your iOS device will remain dark but it can detect the device in I have reinstalled itunes aswell, changed ports, usb cables and even tried other computers but still no luck. Merely open your device, and confiscate the screw used to connect the battery.

Reply → Brad • 4 years, 9 months ago i placed my device into Pwned dfu mode with the latest version of redsnOw and it still does the same thing

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