User's Manual

following:
1. Before you can download Web applications, you must explicitly “allow”
downloading from the Home > Settings screen:
On the Home screen, then press and select Settings. Select Security, then
select Unknown sources check box.
2. All items downloaded form the Web are stored on your memory card, so be
sure you have a card installed in your phone before you download from the
Browser.
3. The Browser will only allow you to download items that are supported by an
application installed on the phone.
Warning! Applications downloaded from the Web can be from unknown sources.
To protect your phone and personal data, only download applications from
sources you trust, such as Android Market.