Finally, Apple announced today that the expected update for all its devices running the iOS system, including the iPhone, iPod touch and iPad, which will carry the number 4.2.1 has been released, which will unify for the first time all versions of Apple devices that carry this system under one number and in the shadow of one family with Taking into account the different features between the three devices.

This update came from Apple with a valuable free gift that iPhone 4 and iPad users will benefit from, which is the Find My iPhone service that helps find lost devices, for example in the event of theft or loss, God forbid, and precisely locate them on the map and control them as well, note that this service It was a paid price within the MobileMe paid package so far. Also, this update will contain support for Arabic writing on the iPad after an unforgettable wait from Arab users.

Today, we will provide you with a complete guide for updating to this version, so that it is considered a basic reference for you and a help in making the steps of the update process succeed to its end.

Contents of the guide:

  • The most important features of update number 4.2
  • Devices to which this update applies
  • Essential notes before updating
  • Basic steps before updating
  • The difference between Update and Restore
  • auto update
  • Manual update

The most important features of Update 4.2.1:

This update promised more than two months ago by Steve Jobs when he spoke about it for the first time at the Apple Music Conference, and it comes with many very important features, especially for the iPad, which we summarize in the following:

1. Multitasking of the iPad for the first time after it was preceded by the iPhone for the applications that support this feature, and then the iPad will become more useful and productive.

2. Folders folders for the iPad for the first time, as the applications loaded on it will increase and will be arranged in a better order than they are now.

3. Airprinting remotely for iPhone, iPad and iPod touch, where you will be able to print whatever documents and photo documents you want from these two devices to a specified number of printers that support this feature, such as HP and others, without the need for any additional programs or connection wires or anything else.

4. Remote Airplay: Now the iPhone, iPad and iPod touch will turn into a video and audio broadcast platform. You have the ability to display any video or audio wirelessly from it to the Apple TV or speakers that support this technology and display it on the TV so that everyone can enjoy what you are watching or Hear it.

5. Finding your lost device, Find My iPhone: On the occasion of this new update, Apple offers you this valuable gift for free after it was paid to enable you to protect the iPhone, iPad or iPod touch with the strictest precautions such as locating it on the map accurately in case of loss or theft. God forbid, as well as protecting your important data in it by wiping it remotely, shutting down the device with a password, or communicating with the thief remotely, once you install this update you will be able to register for this service, activate it and enjoy it for free.

Other features in this update as well:

1. Game Center for iPad after waiting for this feature.

2. The possibility of immediate rental and watching movies and TV series from iTunes on the iPad or iPhone, with high accuracy.

3. An improvement in the e-mail application and the addition of the unified mailbox feature on the iPad.

4. The possibility of internal search for texts in web pages on the Safari browser on the iPhone and iPad.

5. Adding a number of different fonts in the Notes application

6. An improvement in the Calendar application, so that you can use many services in it from different parties, as well as respond to invitations through it.

7. Adding many languages ​​to the keyboard and dictionary on the iPad, including Arabic, of course.

8. Improvement in accessibility services such as VoiceOver via wireless keyboards as well as support for Braille for the blind.

9. Greater support for business and corporate services, especially on the iPad.

10. Support for different SMS tones on the iPhone, only up to 17 tones.

11. An improvement in FaceTime services, such as the ability to give a voice command to call or start it from within SMS messages, as well as its support for Bluetooth accessories.

12. In addition to the services of controlling the components of the iPhone and blocking it by parents from their children, such as controlling the friends of the game center or settings of the account and location.

13. Some other minor bug fixes here and there.

Devices that the update applies to:

This update applies to the iPhone 4, the iPhone 3GS, and the iPhone 3G (but the latter will not take some features such as multitasking, remote printing, AirPrint, and the VoiceOver feature). This update also applies to the second-generation iPod touch and beyond. And also on the iPad. This update does not apply to the iPhone 2G or the iPod touch first generation.

Essential notes before updating:

Before you make a decision Update You must take the following points into account that may prompt you to postpone this update, namely:

  • Waiting for several days to see the effect of this update on whoever did it and make sure of the problems and side effects of it, and this is an optional step.
  • If your device is locked on a specific network and you used jailbreak and a program to unlock this lock, do not update at all before issuing a new jailbreak and a new unlocking program, as this update will not lock your device.
  • If you are using jailbreak and do not want to lose it and lose its features and applications, do not update before the release of a new jailbreak, as you will lose access to those applications that you downloaded from the Cydia store and any other features and settings related to this jailbreak.

Basic steps before updating:

Before you connect the iPhone to your computer and download and install the update, you must take the following steps:

1- Update iTunes on your computer to the latest version, which is version 10.1, and you can do so as follows:

For Mac owners: From Apple's main menu - Software Update Apple menu> Software Update
For Windows device owners: From the iTunes Help menu - Software Update Help> Software Update
You can also download the latest iTunes version manually from the Apple website and install it from Here

2- Update all iPhone applications: to ensure that they are compatible with version 4.0 by visiting the App Store application on the iPhone, where the Badge icon will appear on its icon with the number of non-updated applications, then launch it and go to the “Updates” or “Updates” tab. And pressing the "Update All" button or update all applications.

(Note: Some applications may not function properly because they have not been updated to be compatible with the latest version.)

3- Backup: The process of upgrading to a new system or update on the iPhone naturally causes the data to be wiped on the iPhone or iPod touch completely, so the data must be backed up and this process is done automatically every time a synchronization process takes place between the iPhone IPhone and the device when linked, so that it is saved to the device, but you can be more sure and reassured by making a backup process through iTunes through the Back Up button (from the left menu click on the iPhone image with the Ctrl button and select Back Up) and then this can be restored Copy after that by using the Restore button from iTunes as well.

4- Copying the properties and notes: Through this optional step, you can save some of the features of your iPhone and the existing settings application by taking screenshots of the screen shot, keep it and return to it when necessary (a screen shot of the screen can be taken by pressing the home button with the power button at the same time ).

You can also if the Notepad app or notes contain important texts for you to send them via email to make sure they are never lost (although they are usually saved through sync).

The difference between the Restore and Update:

Before we start the update, we must give an overview of the difference between the Restore and Update processes and their actual effect on the iPhone.

When you connect the iPhone to the computer, iTunes will work automatically and it will synchronize and then provide a new update from Apple, and the iPhone is working on an old update, you will see a message asking you to update and upon approval, the new update will be downloaded to your device and then the iPhone update process will take place.

The previous process is called Update

As for Restore, use it with a manual update, as we will see shortly - or to restore a previous backup you made on iTunes.

- auto update:

After making sure that you have done the previous steps, you can start the automatic update process by connecting the iPhone device to the computer and launching iTunes, to then show a message telling you between downloading and installing or downloading only, if you choose the first, the following message will appear:

The download and update process will take some time (the size of the update is about 624 MB), and then you will need to re-activate the iPhone online over the network.

After the update is completed, browse the iPhone and go to the features and make sure that they are set correctly, specifically the properties of e-mail accounts and calendars, by applying the settings - email, contacts, calendars Settings> Mail, Contacts, Calendars And make sure that all of your accounts are there.

Manual update:

You can do a manual update by downloading the update file through the following links, depending on the type of your device, as shown:

 After that and after the download is completed, connect your device to the computer, then go to iTunes and press the Restore button with the Options button on the Mac or the Restore button with the Shift for Windows and the keyboard. (Make sure that the file extension is IPSW, and if not, just change the extension manually to IPSW) A window will appear for you to choose the downloaded file and then start the update process for the iPhone.

After the modernization:

Applying the previous steps will ensure the success of the update, God willing, and it should be noted that the first synchronization process between the iPhone and the device between the end of the update process will take an estimated time of a quarter of an hour or more, as the data stored in your device will be transferred to the iPhone, and upon its completion you will notice that even the safari pages are in The previously opened iPhone before the update remains the same, as well as the data and other features. Then it can be said that the update process was successful.

 

Note: The current jailbreak is not suitable for this version, and we do not know when the new jailbreak will be released and when it is issued, we will announce it on the site.

It is your responsibility to update the device and any misuse of the information mentioned in the article may lead to the loss of your information on the device

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