Cancel Daniel2514 Rep: 61 3 1 Posted: 09/08/2015 Options Permalink History Error 20, 21, 23, 26, 28, 29, 34, 36, 37, 40 These errors typically occur when security software interferes with Right-click the "Copy of hosts" (Windows XP) or "hosts -Copy" (Windows Vista/7) file, and choose Rename. It can work for all iOS devices - iPhone, iPad and iPod touch. Add to Want to watch this again later? http://toriisoft.com/error-21/iphone-wont-restore-error-code-21.html
Been stuck for almost a week now, will be really sad if this is a hardware failure, it would mean additional expense for warranty. Loading... Step 3.
Reply → Pramod • 5 years, 2 months ago You have installed your iOS w/o actually having the necessary valid SHSH saved for your device on 4.3.3. What are the characteristics of a quantum secure protocol? Was this answer helpful? Error 21 Iphone 6s just change the battery and your problem will be solve ..!
Consult whomever is responsible for supporting Windows on your system before resetting the hosts file to default. Iphone 5 Error 21 When restoring using dfu mode, what I notice is that, Itunes has the loading labeled preparing to restore iphone. Reply → mohamad hodroj • 1 year, 12 months ago error 27 iphone 5s can i fix this problem thx Reply → TheAwesomeone • 2 years, 8 months ago attempt to restore the device, when you recieve error 21 (unable to restore "device" unknown error occured 21)make sure your device has been plugged in long enough to recieve some sort
To ensure this you can use a really easy-to-use and convenient software called Dr.Fone - iOS System Recovery. Iphone Error 21 Iphone 6 Reply → Brad • 4 years, 10 months ago i placed my device into Pwned dfu mode with the latest version of redsnOw and it still does the same thing Reply → Ivan • 5 years, 3 months ago Same here, normally it shows error 21 If I use this solution than it shows error 1600. hit me back if anyone is too Feb 4, 2015 5:21 PM Helpful (1) Reply options Link to this post by Lawrence Finch, Lawrence Finch Jul 30, 2015 3:56 PM in
tiny umbrella and restore. Speak directly to our Support Team >> Hot Articles Bricked iPhone : How to Fix It Solutions for Bluetooth Related Issues in Devices Working on iOS 9 Common iPhone Music Problems Error 21 Iphone 4s then do complete restore and you'll be back in business. Error 21 Iphone 6 Suppose you are internal apple - please review your eligibility scope of support it was once cp28 (establish eligibility for service) In most cases repairing a unit outside of warranty will
I have been through error 3194, 3014, 1604, 1643 and now I am stuck with error 21 ! his comment is here You can also subscribe without commenting. To make sure that the Software responsible for these errors, you can try to disable or remove it from your computer. All rights reserved. Iphone Error 11
However, if your Touch ID is broken, contact Apple, visit one of their stores or take your iOS device to Apple authorized service provider.Baseband IssuesThe issues we are going to discuss The food is one of the important... To do that, you must use iReb to put your device in the mentioned state. this contact form Cancel Claudiu Gafton Rep: 1 Posted: 08/20/2012 Options Permalink History To solve problem with iTunes error "An unknown error occurred (21) " you have to edit hosts file and comment the
August 1 by maneesha3491 Show 2 more comments Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? Iphone 4s Error 21 Hardware Solution besides, if the unit stays on after disconnecting then its not the battery and other options to bring the unit back to life are available. Cancel ekanshnagwani Rep: 1 Posted: October 24 Options Permalink History change the battery of iphone Was this answer helpful?
Reply → Pramod • 5 years, 3 months ago Eh, what are you talking about? It had nothing to do with the system but the the connection between the battery and the phone had gotten messed up. Solution 1: How to fix iPhone error 21 without losing data Solution 2: Restart iTunes Solution 3: Update iTunes Solution 4: Turn off Anti-Virus Solution 5: Remove unnecessary USB devices Solution Error 21 Iphone 5 Battery During the restore process, if you encounter Error 21, it means that you are trying to restore custom IPSW using the recovery mode.
Hold the power and the home button down for 15 seconds. Reply → willian • 4 years, 11 months ago hi..Thanks you so much.I have done for ios5.0.1 updated. Type "hosts" (without quotation marks) and press Enter. http://toriisoft.com/error-21/iphone-3gs-cannot-restore-error-21.html please help!!! 04/26/2015 by karisma alvarez bro,my phone does the same exsact thing !!!
Loading... MobileGo - Android Manager One-stop solution that lets you manage your mobile lifestyle in one convenient place. Click Download.Let the downloading process to be done, then follow the wizard's steps.See also: How To Fix iPhone Cannot Connect To iTunes StoreTry the restoring process againAfter you update the iTunes Remind me later Review A privacy reminder from YouTube, a Google company Skip navigation GBUploadSign inSearch Loading...
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 You may also see the error message: "Invalid response".Use the other USB cableFirst, check if you use the Apple USB cable and is it still in good condition and work well? Well, not literally, but you get the picture. Then, try to connect it to different UBS port as well.
But, make sure you have updated the operating system of the computer and that it has the latest iTunes version.Force Restart the deviceThis is very simple. still the same issue ? Make sure you have installed the latest iTunes version on your computer.Press and hold the power and home buttons until the device restarts. Reply → Pramod • 5 years, 2 months ago Restore to that iOS version for which you have an SHSH saved for your device/iOS.
It had a loose wire. the battery is gone and will need replcaed regardless the route you chooose, as DIY or apple.
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