NOTES: This is for iOS version
Step 1: Uninstall old version. If you choose hide Cydia before, dial secret key (if you haven’t changed it before, the default secret key would be #2003*) to show icon Cydia again. In Cydia, tap Manage > Packages tab iSpyoo > Modify > Uninstall. Or you can uninstall the application remotely by using monitor number to send SMS command <*#93> to target phone number.
Step 2: Remove old source iSpyoo in Cydia. Open Cydia > Manage > Sources > Edit> tab iSpyoo > Delete > Wait for process finish.
Step 3: Add new source and install iSpyoo new version. Repeat all steps in User Guide document to add new source and install iSpyoo new version: https://iSpyoo.com/download-center
After you finish installing process, don’t forget to reboot the target iDevice (iPhone, iPad, iPod Touch) then log in to your account on iSpyoo interface.