Now you're ready to start getting iPhone apps onto your phone.Obviously, you'll want to restore from the backup. Once the update is complete, iTunes will ask you if you want to set up your iPhone as a new phone, or restore the backup that you did in step 1.Be patient: It took about 15 minutes to complete the process on my iPhone. Once your iPhone has been updated, it should be ready to go.Use it to select the iPhone 2.0 install package you just downloaded. Hold down the Option button (Alt button for Windows users) as you click on the Check for Updates button. Connect your iPhone to your computer and select it in the iTunes window.It allows software developers to publish programs directly from their own web-sites, while. zip extension, remove that part of the extension. Zero Install is a decentralized cross-platform software-installation system available under the LGPL. Turn off the firewall in Windows so that no crack files are deleted after decompression.

Press the green 'Direct Download' button only, and the download will take place within two seconds automatically, without any intervention from you. It's a 225-MB file and the server may be pretty busy, so be prepared to wait. How to download and install Zero Install.

Download the install package for iPhone 2.0.

Double-click the installation package to upgrade iTunes. This is the version of iTunes with support for the App Store.

Sync your iPhone with the current version of iTunes - this is to make sure that all your data is backed up.

We've haven't heard of anything more serious than music not syncing properly after the upgrade, but as with any early software release, things could go wrong and you could wind up losing data or worse.

This could wind up zeroing out your data. WARNING: Back up your iPhone (by syncing) before you start.

For iphone instal Zero Install 2.25.0