Win7 ways to use itools backup SHSH

Source: Internet
Author: User

1, with data cable to connect the device to the PC, run Itools (under the Win7 need to right-click to choose to run as an administrator):

2, in the Itools main interface will display the current connection device information. Select the SHSH management option.

3. The right side prompts the currently connected device and the list of devices that have been connected to the backup SHSH. Select the device you want to back up SHSH. Then click the Save Shsh button above.

4, below the information list will prompt the current SHSH backup situation. Every time you update a new version of the firmware, the corresponding old version of the SHSH can not be backed up, so you will be prompted: "Failure, you act too late." ”

SHSH Backup is done and you can use the Shsh file to restore the Iphone/ipad to the old version of the firmware. The TSS service also needs to be started. The steps are as follows:

5, when you want to restore the lower version of the firmware, you need not only SHSH files, but also the use of itools to start the TSS service. This step is very simple.

6, click to open the TSS service, will pop up to modify the Host File confirmation dialog box, point OK. If it is the Win7 system, you must run the program using administrator status.

7, in the firewall or other software to protect the host file to allow this operation. You can see the success prompts later and you can now use itunes to brush back to the lower firmware.

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