if you tick it anyway and get an error, you will need to modify the config file /var/lib/owncloud/config/config.php and option $CONFIG_HTTPFORCESSL = false
tep 8: Now sit back and enjoy as iTunes does the rest for you. This will involve a series of automated steps. Be patient at this stage and don’t do anything silly. Just wait while iTunes installs the new firmware 4.3.3 on your iOS device. Your iOS device screen at this point will be showing a progress bar indicating installation progress. After the installation is done, your iOS device will be jailbroken on iOS 4.3.3.
