05-09-13, 09:46 am
sometimes you upgrade your iphone device firmware and you find itunes error 21 or iphone error 21. are you frustrated? well, here is the perfect solution for your query – ‘how to fix iphone error 21′. follow the steps by step guideline and get absolute iphone error 21 solutions.
get the complete iphone error 21 solutions
‘itunes error 21′ – many iphone users might have faced this problem and still they are facing this problem. this is really frustrating when you connect your device and see this pop-out. today’s most of the people have an iphone because it’s cool, slim and powered by multitasking operating system that supports millions of applications. isn’t it? when you buy a new iphone, it is recommended that you upgrade your iphone operating system to get the best performance. for upgrading you iphone you need to install latest itunes software available on itunes site. don’t you?
the initial step is to attach your iphone device with your personal computer or laptop, and follow the instruction that you see in itunes. sometimes, when you are downloading and upgrading your iphone or restoring your iphone device, you may come across the iphone error 21 or itunes error 21. possibilities are there… but don’t get dull, here is the solution!
no need to get upset when errors 21 or itunes error 21 occur… let’s see how you can this fix iphone error 21.
so here are the step by step guidelines for the itunes error 21:
you just need to follow these steps and ultimately you will able to fix iphone error 21 and itunes error 21!
such errors can appear when you are not in correct mode. so make sure that you are in dfu mode.
check you are in dfu mode or not. this mode is a device firmware upgrade mode, so when you update or upgrade your iphone, you need to ensure that you are in dfu mode. when your iphone screen comes to black although it completely turned on, then it simply means that you are in dfu mode. the operators have a right to go through the installed operating system or firmware, and to both download and upgrade the firmware. recovery mode is different than dfu mode. so when the pop-out comes with this error – itunes error 21, it becomes mandatory to ensure you are in the right mode.
now the question is how to go in dfu mode?
- you need to keep two buttons pressed at the same time: home key and power key
- you will get a notification that informs you to slide the bar to turn off. just ignore it.
- if you see that the iphone’s screen become back, then it means you are in dfu mode.
- at this time, your itunes software would be disconnected from your iphone device.
- hold down on the home key and let go of the power key. you also need to press down the home key until your device is gets connected by the itunes software.
- and finally… when your apple iphone is in dfu mode, your screen would get black by doing this, and you can get rid of the iphone error 21.
well, let’s see some additional ways which can be implemented when you are looking for the iphone error 21 solutions. to get into the dfu mode, ziphone could be the finest alternative. it’s very simple to deal with this app.
- open the ziphone app
- go into the advanced features
- select dfu mode
obviously, you will find this method very simple and effortless regardless of the regardless of earlier method, however it holds some problem. some times ziphone application creates problem in detecting the apple iphone. so… it is something like ‘take a chance’. the most effective way to go into dfu mode is to go through the conventional process of pressing down home and standby button together. with this process, you will definitely be able to fix iphone error 21