iPhone 3G Slow Down After iOS 4 Upgrade? Here are Some Tips
As an iPhone 3GS user, I have upgraded to iOS 4 right after Apple announced the public release. So far, I am quite happy with the update. Multitasking, unified inbox, folders and spell check are some of my favorite features. Apple’s engineers also tweaked some of the UIs to improve the responsiveness. Perceptually, I think [...]
How To Enable iOS 4 Multitasking on iPhone 3G
The multitasking feature is the most notable feature in iOS 4. If you’re owner of iPhone 4/3GS, you can enjoy this feature after the OS upgrade. However, due to the limited memory and slower CPU on iPhone 3G, multitasking is intentionally disabled by Apple.
But this shouldn’t limit iPhone jailbreaker from using it. With jailbroken [...]
iPhone Tip: How to Close Multitasking Apps on iOS 4
How can I close the apps running in background via multitasking dock? Are all apps displayed in the dock running in background? Since the launch of iOS 4.0, I have received these questions from my friends and some of the blog readers. So I think it is better to write a blog post to share [...]
Easy Way to Activate iPhone Without Official SIM
If you are not using an official SIM (say, the one from AT&T), you should be very familiar with the below message shown in iTunes when you connect the iPhone to your computer:
The SIM card inserted in this iPhone does not appear to be supported.
Apparently, you can use PwnageTool or Redsn0w to activate the iPhone [...]
How To View and Sync PDF using iBooks for iPhone and iPad
A couple months ago, I wrote a tutorial article that showed you how to view PDF file on iBooks app. In brief, it requires you to convert PDF file into ePub format before you can sync and view the PDF on iBooks.
With the release of iBooks 1.1 and iTunes 9.2, my guide becomes obsolete. [...]