1. First has escaped iOS7 and installed pp Assistant IPA patch ios7.x user, into the cydia-management-package, find the IPA patch ios7.x file and uninstall it.
2. Connect the hands of the equipment to the computer, through the PC version of Apple Software Management client (in the case of PP assistant), find the file-file system (Jailbreak)-/var/mobile/library/caches/path folder, Remove the com.apple.mobile.installation.plist and Com.apple.launchservices-054.csstore two files in the folder and restart the Apple device. (If only one of the two files is found, it can be restarted after deletion)
3. Restart the device, reopen the Cydia, in the management-software source -25pp Phone helper source (no such source added, source address: apt.25pp.com), reinstall PP Assistant in the source of IPA patch ios7.x.
4. After installation, once again opened the phone with the weather, calculators, safari and other applications did not appear flashing phenomenon. (If you still have a flashback, repeat the steps above)
IOS 7 device comes with weather, calculator and Safari browsers no more flash-back