Home > Unknown Error > An Unknown Error Occurred 21

An Unknown Error Occurred 21

Contents

Leave comments or questions in the comments. yes? ) disconnect ( off yes?) will not turn back on? ipsw) but for some reason cannot complete the authentication process. 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 this content

Recovery Mode - Which is Which? The following steps from https://discussions.apple.com/message/18064040#18064040 allowed me to reset an IPad, and then I've restored it from ICloud backup. Right-click the "Copy of hosts" (Windows XP) or "hosts -Copy" (Windows Vista/7) file, and choose Rename. thanks for the input works great!ReplyDeleteDevon17/03/2013, 14:56For anyone who didn't manage to get this to work, launch Tiny Umbrella and start tts server then try againReplyDeleteAnonymous17/03/2013, 23:49LOVE you man, your the try this

An Unknown Error Occurred 21 Itunes

I put the battery back, connected the phone to iTunes and the restore worked like a charm. thanksssss this is awesomee..ReplyDeleteJomar Suan03/03/2014, 14:17my iphone 4 ios 7.0.6 i want to downgrade to 6.1.3 or lower. Where it is easy and possible to make transfer of files.

ITunes then went on by 'extracting software...' for a minute or two and then 'Preparing iPhone for restore...' The apple logo was then shown on the iPad and a message box http://www.iphone5tomactransfer.com Was this answer helpful? But nobody helps... :)ReplyDeleteAnonymous03/02/2013, 01:55you are the best thank you a lottttttttttttt !!!ReplyDeleteAnonymous03/02/2013, 18:10thanx - it saved my device - keep up the good workReplyDeleteAnonymous03/02/2013, 22:24bravo!! An Unknown Error Occurred 3194 Solution 5: Check Sensor cable This step appears knotty, however, it's not.

Loading... An Unknown Error Occurred 21 Iphone 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. Did this solution resolve your error? https://www.ifixit.com/Answers/View/81953/iPhone4+won't+restore+and+shows+Error+21 An unknown error (21).Link to Takeownership .reg : http://www.howtogeek.com/howto/window...

Try to upgrade or restore or do whatever you were doing with your iPhone, you should not have any problems because of iPhone upgrade error 21 having been resolved! An Unknown Error Occurred 21 Iphone 4 Hope this helps. Word of caution again - do not try to fix this error using softwares available in the internet. It won't change any text entered by users.

An Unknown Error Occurred 21 Iphone

thanks 12/24/2012 by cylosoul backtogarden Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? The lower sidebar block. An Unknown Error Occurred 21 Itunes Bar to add a line break simply add two spaces to where you would like the new line to be. An Unknown Error Occurred 21 The Iphone Could Not Be Restored This is the best solution for these overpriced Chinese poorly constructed devices with constant error issues.

Watch QueueQueueWatch QueueQueue Remove allDisconnect Loading... news Helpful (1) Reply options Link to this post by KiltedTim, KiltedTim Mar 17, 2014 1:37 PM in response to OnceUponAnAppleCare Level 9 (55,712 points) Mac OS X Mar 17, 2014 1:37 PDFelement - PDF Editor Easily Create, Edit, Convert, Sign, OCR PDF files. Cancel Warrior Harry Rep: 1 Posted: May 2 Options Permalink History Hello Friend, I had this problem. Unknown Error Occurred 1600

How to Fix iPhone Restore Error 21 - Option # 2 If you do not want or have another computer to resolve iTunes error 21, you can edit your host file. 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 Device won't boot correctly an stuck at the Apple logo after the error. have a peek at these guys This article does not cover bypassing these security restrictions.

So unless you're trying to restore your iOS device to the latest version of iOS this guide may not be for you..ReplyDeleteLessa14/01/2013, 06:56None of this worked! =( I've been trying to An Unknown Error Occurred (21) Iphone 5 does it say anything? less chances of getting blocked by 3rd party software.ReplyDeleteCameron Edwards06/01/2013, 02:37Worked Perfectly!

See iTunes: Advanced iTunes Store troubleshooting—follow steps under the heading Blocked by configuration (Mac OS X / Windows) > Rebuild network information > Mac OS X > The hosts file may

US$149 for a 3Gs or 4 (or 3G, but that wouldn't be worth it at this point), US$199 for a 4S. But restoring didn't go smooth as planned. How to indicate you are going straight? The Ipad Could Not Be Restored An Unknown Error Occurred 21 HOWEVER, if your device is OUTSIDE the warrenty or its support you MAY repain the unit yourself. 79$ iphone battery plus 29.95$ shipping ...

Related questions JailbreakQA is by chpwn and comex. Waleed Ahmed 721,021 views 10:07 How to fix iTunes Restore Error 21 - Duration: 7:26. The error 3194 happens when iTunes tries to validate the downloaded restore file (.ipsw) and is unable to reach Apple's validation servers. check my blog 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.

Don't worry, we're here! It stopped working, & now won't even restore - I get "the iphone could not be restored. Cancel Fichn1946 Rep: 1 2 1 Posted: March 9 Options Permalink History I found a working guide to fix iphone error 21 https://www.youtube.com/watch?v=2caOXENQ... Simple TechTips 44,158 views 3:11 How to 100% fix error -1 in itunes - Duration: 2:56.

Drag the original hosts file to your Desktop. FollowTroubleshooting security software issues to resolve this issue. a couple hours ago my phone crashed. How to deal with a DM who controls us with powerful NPCs?

Cancel huhuhuh Rep: 1 Posted: 01/10/2014 Options Permalink History I know what to do. Sweden is Giving this Book to Every 16-Year Old Student A Great Compilation of Productivity Booster Tips Recent Posts US Visa Dropbox Option - Steps to Ensure a Hassle-Free Experience Transfer Some of the scenarios in which "An unknown error occurred (21)" shows up: Upgrading to a newer version of iOS on your iPhone Restoring your iPhone There are 2 easy solutions Error 21 If this is your first visit, be sure to check out the FAQ by clicking the link above.

Presumably a number of those devices square measure inflicting the matter. FollowTroubleshooting security software issues to resolve this issue. It kept trying to restore but only ended up with error 21. Rating is available when the video has been rented.

You may have to register before you can post: click the register link above to proceed. Thank you so much for the tip !ReplyDeletesdh25/02/2013, 14:45it didnt work :("C:\Windows\System32\drivers\etc\hosts is not writabe!"ReplyDeleteAuthor25/02/2013, 16:[email protected] You need to open notepad as adminReplyDeleteSajan25/02/2013, 19:10Above method helped to overcome the Error 3194. iFixit: Repair Manual Official App Free – Google Play Install Select a Language: 中文 日本語 Deutsch English Español Français Italiano Nederlands Português Русский язык Türkçe Machine translation Help Translate iFixit Close Thank you very much.

Power off the iPad completely (wait for the progress spinner to disappear). Hold the Sleep/Wake switch AND the Home button down for a full 10 seconds. This article has lots of information about this error and actual information about error. Remove any lines containing Apple in your hosts file by following these instructions: Windows: Close iTunes Start –> Programs –> Accessories Run Notepad or WordPad (as administrator on windows 7) Click