RECOVERY TO FACTORY & UPGRADE ISO 5.0.1

1. NEED TO SET TO ITUNE MODE IN APPEAR IN THE IPHONE 4 SCREEN.
2. SHIFT SELECT THE .IPSW FILE
3. USE redsn0w_win_0.9.9b8 CHOOSE THE OLD ONE iPhone3,1_5.0_9A334_Restore.IPSW AND DO NOT CHOOSE iPhone3,1_5.0.1_9A405_Restore.IPSW BECAUSE CANNOT BE IDENTIFIED BY redsnow.


BEFORE AFTER VERIFICATION BY ITUNE, I REMOVE THE BELOW WORDING MAYBE HELPFUL

74.208.105.171 gs.apple.com

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# Copyright (c) 1993-2009 Microsoft Corp.
#
# This is a sample HOSTS file used by Microsoft TCP/IP for Windows.
#
# This file contains the mappings of IP addresses to host names. Each
# entry should be kept on an individual line. The IP address should
# be placed in the first column followed by the corresponding host name.
# The IP address and the host name should be separated by at least one
# space.
#
# Additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a '#' symbol.
#
# For example:
#
# 102.54.94.97 rhino.acme.com # source server
# 38.25.63.10 x.acme.com # x client host

# localhost name resolution is handled within DNS itself.


74.208.105.171 gs.apple.com