iPhone Updates

Why Should I Update my iPhone Firmware to iOS 4.0.2?

Apple has released a security fix for iOS 4 and users now have to decide whether or not to install the update. There are pros and cons to installing the update, mostly revolving around whether or not you're interested in jailbreaking your device. The security problem was first discovered and used by the Dev-Team to hack iOS 4 and provide a simple way to jailbreak through the Safari browser.

apple iphone ios 4.0.2 pdf security fix

Now that Apple has released a fix, the developer responsible for the JailbreakMe 2.0 in-browser jailbreak software has made the source code of his exploit public. Let's be clear, the iOS 4.0.2 update will make jailbreaking with JailbreakMe 2.0 impossible, however now that the source code of the jailbreak is public, security threats are bound to multiply.

Apple Completes iPhone Browser Security Fix

Apple has already developed a patch for the iOS 4 Mobile Safari exploit revealed by JailbreakMe. The security hole affects all iPhones, whether they are jailbroken or not. Malicious code could possibly take over the iPhone and steal personal information by taking advantage of weaknesses in the PDF display code built into Safari.

Currently, the only known software to take advantage of the exploit is the JailbreakMe 2.0 application, which loads itself into the iPhone via Safari and jailbreaks the device. The procedure has been described as brilliant and also scary by security experts who have been studying the inner workings of the code.

iPhone Firmware Update 4.0.1 Improves Signal Bars

Apple has released the first iPhone firmware update since iOS 4 was launched not even a month ago. The operating system officially went public on June 21 and has shipped on millions of iPhone 4 devices since then. iOS 4.0.1 is a minor update with changes to the cellular signal bars.

apple iphone 4.0.1 firmware update

Apple promised the update after the company discovered an error in the way that signal bars were representing signal strength in areas with poor reception. Apparently the iPhone was making the signal appear stronger than it actually was at the lower end of the scale.

iPhone Users Report 3.1.3 Update Problems

Well it didn't take long to hear from iPhone owners who tried the 3.1.3 firmware update to fix their existing battery problems. Some people are reporting the same problems, if not worse after updating to 3.1.3 from 3.1.2 or earlier iPhone OS versions.

Previously, many users updated to 3.1 software so they could take advantage of MMS functionality on AT&T and found that an unwelcome side effect was shortened battery life on the iPhone 3GS. (Learn how to turn on MMS without updating your 3.0 firmware here. Some have speculated this has something to do with the iPhone losing and acquiring the 3G signal repeatedly which drains the battery.

iPhone Update 3.1.2... No Battery Fix?

Ready to download 306 megabytes of Apple iPhone update? If you're looking for a fix for your outrageous 3.1 battery drain then keep looking.

Apple has released 3.1.2 firmware (skipping 3.1.1 altogether) but the bug fixes they have included might not help everyone. The most significant problem that 3.1.2 fixes is the so-called "coma" or "zombie" bug, where an iPhone refuses to wake from sleep.


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