Tuesday, March 29, 2011

How to Downgrade iOS 4.3.1 to 4.3, 4.2.1, 4.1 on iPhone, iPod Touch, iPad

The adviser accounting beneath let you bodies advice to decline iOS 4.3.1 to any antecedent adaptation of iOS including 4.3, 4.2.1, 4.1 on iPhone, iPod touch, and iPad.
Note: This Adviser alone works for users who accept adored the ECIDs with SHSH to Cydia for iOS 4.3, 4.2.1 or 4.1.
Downgrade iOS 4.3.1 to 4.3, 4.2.1 or 4.1 Firmware
Step 1
Download the old iOS firmware to which you ambition to decline your iOS 4.3.1 iDevice iOS 4.3, iOS 4.2.1, iOS 4.1
Step 2
To put your iDevice into DFU approach (not accretion mode) chase the instructions below:
* Connect your iDevice to computer and about-face it off
* Accessible iTunes
* Authority Home and Power buttons calm for at atomic 10 seconds
* Release Power button by accumulate captivation the Home button until your arrangement recognizes a new USB device
* iTunes will admit your iDevice
Step 3
Windows users
* Cross to the aisle c:\windows\system32\drivers\etc\ and accessible the hosts book with Notepad or Wordpad
* Add gs.apple.com by the end of hosts file, save it and abutting it
Mac users
* Bang on Finder
* Cross to Go > Go to Folder to admission /etc/ agenda and archetype the hosts book to desktop and again accessible that with TextEdit
* Add gs.apple.com by the end of hosts file, save and abutting it
* Archetype the adapted hosts book from desktop and adhesive it on the area of aboriginal hosts book to alter that
Note: In Windows you charge accept authoritative privileges admitting Mac users charge to accept abounding read, address admission to the annual to adapt hosts file.
Step 4
Open iTunes and beneath iDevices baddest your affiliated device
Windows users
* Press and authority Shift key and bang on Restore button
Mac users
* Press and authority Alt key and again bang Restore button
Step 5
iTunes will prompt, cross to your appropriate iOS firmware book area to baddest it and bang Accessible button
Step 6
Now, be accommodating and let iTunes complete restore process, on achievement your iDevice will automatically reboot
Step 7
Sometimes while you restore your iDevice to iOS 4.3, iOS 4.2.1 or 4.1, iTunes shows absurdity 1013, so aloof avoid it because the firmware restore has been already completed successfully
Step 8
In case your iDevice get ashore in Accretion Approach and shows Connect to iTunes bulletin on awning which is because of absurdity 1013 again download TinyUmbrella (Windows/Mac), run it and bang Exit Accretion button and your iDevice will alpha normally
Step 9
Remove gs.apple.com band from the hosts book so that iTunes will alert for approaching updates by Apple
Enjoy, you auspiciously restore your iOS 4.3.1 accessory to your appropriate earlier iOS version.

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