iPad not update to iOS 4.2 with Error 1645

iPad not update to iOS 4.2 with Error 1645 - After downloading the iOs 4.2.1 software, I tried to update my iPad to 4.2.1. But in the actual it did not update. The iPad rebooted and then got an error message "1645 unknown error". The download bar maked no progress.

How to fix this issue
* Power the iPad off.
* Connect the USB cable from computer to iPad. Press and hold the Home button. When you see the "Connect to iTunes" screen, release the Home button.
* Open iTunes to update iPad.

How to mark an email as unread on iPad

How to mark an email as unread on iPad - If you tapped an email by mistake on your iPad, the mail app opened automatically. But you don’t have time to respond and want to keep the message highlighted. It's pretty easy to solove the problem.

Mark Email Unread in iPad Mail app
* Open the email that need to be marked as unread.
* On the far right of the Subject line, tap on “Mark as Unread”.
* If you don’t see this text, Tap on “Details”, then go back to the Subject field. You can see “Mark as Unread” and tap on it.

Ultimate Dinopedia iPad App for Children

Ultimate Dinopedia iPad App for Children - The National Geographic is one of the world's largest nonprofit scientific and educational organizations. They has released a ultimate Dinopedia iPad App called “Ultimate Dinopedia: The Most Complete Dinosaur Reference Ever”. This book is based on the award-winning children’s book of the same name.

If you are a dinosaur lover, it's a must-have app. With Ultimate Dinopedia, you can read lots of great information and fun trivia about your favourite dinosaurs, and also watch beautiful artwork and video. My kids was exploring all the different dinos all the day!

Download Ultimate Dinopedia: The Most Complete Dinosaur Reference Ever ($5.99) from iTunes.

PrintCentral for iPad - Bluetooth printing app

PrintCentral for iPad - Bluetooth printing app :: I have an Epson Printer with Bluetooth. Is there a way to print from iPad to the printer?

PrintCentral is business app that can print direct to most wireless printers, or to ALL printers ( WiFi, Bluetooth, USB) via your computer using the WePrint software. This app doesn't require you to be a whizz head and an find your printer without having to do too much.

Download PrintCentral for iPad ($9.99) from iTunes.

How to Backup iPad Data without iTunes

How to Backup iPad Data without iTunes - If you have a jailbroken iPad and want to backup the data without using iTunes, there is an app for that. It's iBye.

The iBye is a cydia app that let you backup and restore the data on an FTP server or your computer via EDGE, 3G, and WiFi. The data includes Mail, Calendar, Safari, Photos, Notes and Address Book.