GSM-Forum - View Single Post - iphone 4 is giving error 21 while restoring

=POWERPHONE= · 09-04-2013, 15:53

Update itunes

Change usb try other usb port slot pc

Hang battery in 15 to 30 mins restore again

Cut host...dfu mode. .....Try other pc

09-04-2013, 15:53	#8 (permalink)
=POWERPHONE= Junior Member Join Date: Jul 2013 Location: marikina city Posts: 8 Member: 1979499 Status: Offline Sonork: tHeusMarikina Thanks Meter: 1	Update itunes Change usb try other usb port slot pc Hang battery in 15 to 30 mins restore again Cut host...dfu mode. .....Try other pc