Changing Time Format (AM/PM or 24-Hour)
Settings > Preferences > General > Time > Click "Time Format" to change the settings.
Pick your preference of time display.
Display Date / Day of the Week
You can choose to display the Day/Date on the lock screen of the device.
To turn on "Display Date", open Settings > Preferences > Home Screen > Toggle ON "Display Date". The date will now appear on your lock screen when you wake the phone.
Turn OFF Time
You can remove the time from your home screen in the Time preferences.
Open Settings > Preferences > General > Home Screen > Toggle OFF "Display Time"
Auto Time Zone
You can manually choose your time zone by pressing Settings > Preferences > General > Time > toggle OFF "Auto Time Zone". You can then scroll and choose your preferred time zone.