Hi
The iPad is 3.2.2
Is my friend borrow me.
Now
I would like to update iPad 4.2.1
Question
My friend has 3.2.2 backup
If I update to 4.2.1
He can use backup to 3.2.2?
Thank you
Radiox wrote:
SorryMy fr...(恕刪)
如果要降回3.2.2一定要備份SHSH才行,
因為現在APPLE已經停發了3.2.2的SHSH,
如果沒有事先備份的話...絕對降不回去...
這個SHSH的備份要用小雨傘備份,
不是用Itunes...
相關資料可以到友站IPAD4.Asia查一下。
置於itunes裡的Backup是"系統設定"及APP的資料備份,
並不包含整個"系統檔案",而且Backup可升版不可降版。
所以說你如果在3.2.2有做的Backup,
可以在你系統升級到4.2.1時恢復備份,
你的APP設定及系統設定都還會在(可升版還原)
但是如果你的系統已昇版到4.2.1並且做了Backup
你如果降版到3.2.2,那這樣你在4.2.1做的Backup無法恢復備份至3.2.2系統。
(不可降版還原...小弟有切身之痛...)
這樣解釋不知道你有沒有比較清楚?
elgarteo95 wrote:
By the way, you have a lot of English mistakes...
I agree with that...that's what I want to say as well...
Can't really understand what he was talking...
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