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An Unknown Error Occured 21

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Connect your device together with your system, and take a look at to revive or update once more. Click the Back button to try another link. Editing the hosts file with itunes upen will not help. iphone 4 restore fail 3121 Questions View all Clew Rep: 781 2 2 1 Posted: 03/05/2012 Options Permalink History Subscribe Unsubscribe iPhone4 won't restore and shows Error 21 My phone won't check my blog

Snazzy Labs 3,573,628 views 8:17 Water damage iPhone 4 problems - Duration: 6:50. and then when i used tiny umbrella it was error :((((ReplyDeleteRepliesBehnam Poursanati01/07/2014, 02:36open with run as administratorDeleteReplyMaria Merino26/06/2013, 07:33I own the computer and it says i can't change anything? Double-click Notepad. I hope this helps. https://discussions.apple.com/thread/5118033?tstart=0

An Unknown Error Occurred 21 Itunes

Also, check your hosts file to verify that it's not blocking iTunes from communicating with the update server. This article does not cover bypassing these security restrictions. iPhone 4, iOS 6 Posted on Jun 20, 2013 1:54 PM I have this question too Close Q: Can "unknown error 21" be fixed ?? (iphone 4) All replies Helpful answers You must restore this iPad before it can be used with iTunes.

Now iTunes error 21 has been fixed, go and restore to convention ipsw firmware without errors. apple replaces battery (done) 8 dollars ( includes shipping) remove a total of 3 screws place in battery, place screws back ( done) still this information is credible as it is After a 10 - 15 seconds I get "the iphone "iphone" could not be restored. An Unknown Error Occurred 3194 I was ready to buy a new battery and now I don't have to.

it works!ReplyDeleteuka07/05/2013, 23:39Didn't work at first, till I read the comment that said to close and reopen itunes; then it worked like magic!!ReplyDeleteElijah Ignacio17/05/2013, 21:49i don't have this reference thing 74.208.105.171 open the screw bettry .. Sign in to make your opinion count. https://www.ifixit.com/Answers/View/81953/iPhone4+won't+restore+and+shows+Error+21 Open Menu Close Menu Apple Shopping Bag Apple Mac iPad iPhone Watch TV Music Support Search apple.com Shopping Bag : CommunitiesContact SupportSign inContentPeopleSearch Support CommunitiesiPhoneUsing iPhone Please enter a title.

Data Recovery Retrieve your lost/deleted files from PC/Mac and storage devices including hard drive, memory card, flash drive etc. An Unknown Error Occurred 21 Iphone 4 The lower sidebar block. Reply With Quote 05-17-2012,06:53 PM #2 Ttaylor394 View Profile View Forum Posts Member Since Feb 15, 2011 Location West Virginia Posts 384 Specs:13in rMBP 2014 Yosemite what does iTunes say when If Yes, then your battery itself is faulty and needs replaced!iphone 4 owners may purchase a replacement from amazon for around 5 dollars and do the replacement them selfs ( walkthrough

An Unknown Error Occurred 21 Iphone

[email protected] March 22 by McKenzie Johnson if you keep receiving such error, just disconnect the phone, put it in restore mode and reinstall the software... Reply With Quote 05-18-2012,01:12 AM #3 Jro View Profile View Forum Posts Member Since May 17, 2012 Posts 13 Originally Posted by Ttaylor394 what does iTunes say when you plug it An Unknown Error Occurred 21 Itunes I placed it on a dock & the connect to itunes screen showed up. An Unknown Error Occurred 21 The Iphone Could Not Be Restored An unknown error occurred (21)' The message box leads to 'More Information' that says that the error 21 ' typically occur when security software interferes with the restore and update process'

MobileTrans - Phone Transfer The easy 1-Click Phone to Phone Transfer software. click site Yes No Voted Undo Score 65 Cancel Comments: my iPhone does the same thing 12/27/2014 by imani I just had this error, I removed screen, changed battery for another one from share|improve this answer answered Feb 5 '13 at 6:30 Joseph 315 add a comment| up vote 1 down vote I can't help you myself, but I found you a link for Iphone 4s is a much better device. Unknown Error Occurred 1600

You save my life.ReplyDeleteragy w15/01/2013, 00:53plz help me its not working for me i am iphone and ios 4.3 and updating for the latest ios ReplyDeleteAuthor15/01/2013, 11:[email protected] Have you tried testing Ok you should be seeing that Itunes logo at this time,now to check and see if your phone has power since it has been charging for some time, now you should Yes No Voted Undo Score 0 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? news Loading...

Please try the following: Load the page again by clicking the Refresh button in your web browser. An Unknown Error Occurred (21) Iphone 5 As before, long as you see a device cable, merely disconnect it, and place it back. 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

Restart your iTunes in case of Mac and restart your computer in case of a PC.

Enter your password Use the down arrow key to find the “gs.apple.com” entries. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the My solution: I opened the phone, removed the battery, cleaned out the battery connector and reattached the battery. The Ipad Could Not Be Restored An Unknown Error Occurred 21 Now i have tried several different programs that are supposed to help put the iphone into pwned dfu mode, i have also tried normal dfu mode and restore mode, all of

Reply With Quote 05-19-2012,04:30 PM #8 Jro View Profile View Forum Posts Member Since May 17, 2012 Posts 13 I'm curious, since he's outside of the country of purchase would an in any way. About Dr.Fone | Privacy & Terms | Promise USA Choose your language This changes the language of the site. http://lanprolab.net/unknown-error/an-unknown-error-occured-6.php If iTunes is open, close and re-open it so that it uses the changed hosts file.

Is there another way I can get the back off? 02/28/2015 by TaibaAli101 Scott 25... but your tips works like a charm.ReplyDeleteHammad Ahmed07/02/2013, 10:45Thanks a lot man. The reason is usually something blocking the connection. in no way will this forfeit the ability for apple to support the unit you own.

So I tried disabling my anti-virus software (Microsoft security essentials) because Apple recommends that and I tried resetting my iPad to factory settings and it worked and it automatically installed iOS 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... Restore your device. Thank you for reading iPhone Error 21 Fix from Survival Guide.

Thanks! 11/01/2014 by Nathan Thanks mate, u saved my baby iphone July 21 by renaskurd2003 Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? Removing the battery for a while then removing also has not worked. 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 What causes the error?

If you have only one computer, you will have to edit your host file (option # 2) because it has an entry, which is preventing upgrade or restore of your iPhone