How to install iOS 9.3.3 on iPhone, iPad and iPod touch via OTA update or iTunes

After so many
beta testing, Apple finally released iOS 9.3.3 for
iPhone, iPad and iPod touch with some bug fixes and improvements.
It’s a really simple and different method for installing iOS 9.3.3 firmware on iPhone, iPad and iPod touch. Go to Settings --- General --- Software Update and Hit download and Install.
iOS 9.3.3 is
available via an over-the-air update or through iTunes for iPhone, iPad and
iPod touch.You can update by navigating to Settings app > General >
Software Update > Install or through iTunes by connecting your device
directly and manually.
It’s a really
simple and different method for installing iOS 9.3.3 firmware on iPhone, iPad
and iPod touch.
Go to Settings
— General — Software Update and Hit download and Install
.
It’s a really simple and different method for installing iOS 9.3.3 firmware on iPhone, iPad and iPod touch. Go to Settings --- General --- Software Update and Hit download and Install.
If your device
is jailbroken then the steps mentioned above does not apply. So you need to
install directly or manually from iTunes as follows;
Direct Method:
Connect your
device to iTunes> Select your device> And hit restore if you want clean
iOS 9.3.3 or hit update if you want move from previous iOS version.
It will first
download the ipsw firmware file and it begins with the restore process. But
while doing this you need good internet connectivity. If you lose your internet
connectivity you cannot resume your download. So it’s better to restore or
update your device via iTunes manually.
Manual Method:
Simply Download
the .ipsw firmware from our download page — Open
iTunes — Go to Summary of your iPhone — Hit Shift key
and Click on Restore iPhone or Update iPhone. 

It’s a really simple and different method for installing iOS 9.3.3 firmware on iPhone, iPad and iPod touch. Go to Settings --- General --- Software Update and Hit download and Install.

Note that
restore means clean iOS 9.3.3 update and update means just moving from previous
iOS version to iOS 9.3.3 update.

After that
select the downloaded .ipsw file and you’re done. The restoring process
takes a while so dont panic. After rebooting several times that your device
will be loaded with the latest iOS 9.3.3 software.

Note: Backup
your device before performing this action