How to Check Iphone Firmware Version Without Activation
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Apple introduces new firmware upgrade, or more commonly known every bit software update to iPhone, frequently. In add-on to bring new features and functionality to the popular iOS smartphone devices, the new update also patches various bugs and fixes various security loopholes so that hackers cannot attack the device. Virtually new software versions are made irreversible and unable to downgrade to once Apple no longer sign the iOS version, even though the workaround to downgrade window does exist for a brief period.
And so in one case updated, iPhone is mostly uncrackable and thus users tin can no longer jailbreak or install useful third-political party applications or software to iPhone other than the one authorized by Apple tree, until somebody comes up with new jailbreak method. And it’s too cannot be hacked to unlock SIM-lock and then iPhone can only exist used on AT&T cellphone network in United states of america and other Apple’due south partnered carriers in other countries. In future, all new iPhone models volition be sold pre-installed with new and latest firmware out of the box.
However, there is possibility that some stores may still stock some inventories of iPhone in older firmware version. If you intend to unlock the iPhone for apply with carriers other than AT&T or to install tertiary-political party native applications and don’t want to lose any call functions by downgrading an iPhone that was previously unlocked, it’s important to check and verify that the iPhone you’re getting is in fact comes with quondam version of firmware software, and never withal been upgraded before. Currently, fifty-fifty though iOS ten has been released, the last version which is jailbreakable is iOS nine.3.3, excluding iOS 9.3.iv and iOS nine.iii.five which are both still uncrackable.
The checking procedure on iPhone to determine its firmware version is also useful is you determine to purchase iPhone on eBay or auctions sites. Normally iPhone firmware version is shown in iTunes subsequently activating and on every successful connecting. The following methods will permit yous to check the firmware fifty-fifty before the phone is activated.
How to Check iPhone Firmware from Packaging Box Serial Number
If you want to know your iPhone firmware version without unwrap and open up up the packet, the serial number of iPhone wrote on a sticker on the box may provide y’all some hint. In fact, if you order a telephone online from Apple, it’s possible to meet what is your iPhone’s serial number when yous check your invoice online, even before earlier the telephone arrives at your hand.
A typical iPhone volition take a series number in the following format: 7T727XYZWH8
The serial number is made up of several blocks which take its ain meaning, every bit explain below:
Digits ane to 3 (7T7) = Twelvemonth / Batch code
Digits 4 to 5 (27) = Week of industry
Digits 6 to viii (XZY) = Unique identifier role of the Due south/Northward
Digits nine to 11 (WH8) = 8Gb model
The only significant number in the series ID number to assistance yous gauge which firmware version your iPhone has are digit iv and digit five, which testify week of manufacturing of the iPhone. If you know when the iOS version was released, you can roughly estimate if the new iPhone comes equipped with which version of iOS. For instance, information technology has been
known
(dead link) that iPhone version ane.i.i started shipping to customers from week 39 onwards. From calendar week 47 onwards, Apple releases iPhone version 1.ane.2 with bootloader version iv.6, upgraded from v3.9.
So if your 4th and fifth digits in iPhone series number is less than 39 (38 or lower), it’s almost certain that the iPhone equally firmware i.0.2. If the number is greater than 39 (forty and college), it’southward also nearly certain that the firmware in iPhone volition be 1.1.one or newer, where you probably need to start arranging to render the phone if you’re not planning to use the phone on AT&T. Grey area is when the digits is 39, where the iPhone has equal chances to be 1.0.two or 1.1.1. To actually check the correct firmware version, yous have to use other methods listed below.
How to Bank check the iOS Version of iPhone
Newer iOS version has fabricated checking of iPhone’due south iOS version easy.
How to Check iPhone Firmware Version (Field Exam Way)
(Legacy)
- Turn on the telephone and slide to unlock the keypad. iPhone screen should evidence that merely emergency calls is allowed.
- Enter the following key sequence:
*3001#12345#*
and then stop by pressing
Phone call
button. This will enter field test manner of iPhone. - Tap on
Versions. - The firmware revision data of iPhone installed out of the box volition exist shown on LCD screen. The following guide will match the firmware revision to the firmware version.
03.12.06_G – firmware version 1.0.0
03.14.08_G – firmware version 1.0.1 or i.02
04.01.13_G – firmware version ane.1.one
04.02.04_G – firmware version 1.1.1
How to Make up one’s mind if iPhone is On Firmware version 1.i.1 or Older 1.0.10
(Legacy)
If your aim is just to cheque and determine whether your iPhone is running on newer version ane.ane.1 or older version i.0.10 of firmware, the fastest and easiest method is past holding downwardly the
Power (Slumber/Wake)
and
Home
push button until iPhone enters restore fashion by displaying 1 of the post-obit epitome on screen –
sync cable and iTunes logo
or
yellow triangle.
The sync cablevision and itunes logo is the new firmware 1.i.1. restore screen, while the yellow triangle is the old firmware ane.0.two restore screen. However, this may change in futurity firmware upgrade.