Will I lose everything if I did not back iPhone to iCloud before downloading iOS 7 later in a few weeks time?
Why would you not have everything backed up?
Not necessarily, but it isn't out of the question.
Why are you not backing up the phone regardless?
How much memory is needed for the installation of iOS 7?
Daryl Ng wrote: How much memory is needed for the installation of iOS 7?
Daryl Ng wrote:
As it has not been released yet, it's not possible to answer that question.
Retrieving data ...