Nokia N900 support

The on-screen virtual keyboard is not activated by default. To active the on-screen keyboard, tap the Application menu icon, and select Settings > Text input and select Use virtual keyboard check box. Remember to save the changes before exiting. When you have activated the virtual keyboard, tap any text entry field and the text input area appears on the touch screen and displays one of the keyboards.

Note! When the integrated keyboard is in use, the virtual keyboard is disabled.

You can also move the cursor on the web page as if using a normal mouse. This mode can be used, for example, when moving the cursor on a map, where information on a location is displayed when you point to it for a predefined period of time. To use this mode, start dragging from the left of the touch screen onto the screen. The 'arrow' icon is displayed. Tap the icon (icon changes to 'red line crossed arrow'). To select an item when using this mode, use the space or shift key.
To exit this mode, tap the 'red line crossed arrow' icon.

The Instant messaging application does not support file transfer.

You need to place the back cover on your device and press it into place to enable the memory card in the internal memory card slot. Removing the back cover of your device will disable the internal memory card, and you can remove it when the device is on.

To check whether there is software update available for you device, tap the Application menu icon, select App manager > Update.

In devices with sw. 3.2010.02-8 or earlier App manager can be found under More... -menu.

Both HTTP and RTSP streaming are supported with following content formats:
.3GP, .ASF, .AVI, .MP4, MPG, .MOV, .RA, .RAM, .RM, .RMVB, WMA and .WMV

In addition, HTTP streaming is also supported with:
.AAC, .AMR, .MP2, .MP3 and .WAV

Nokia N900 is not officially DLNA or UPnP certified, but it includes features that enable to use the device with DLNA and UPnP enabled media servers. Microsoft Media Server (MMS) streaming is also supported with .ASF, .WMA and .WMV content formats.

Your device offers several options to connect to the internet or to another compatible device, PC, or Mac. The available connection methods are wireless LAN (WLAN) connection and a packet data connection. 

Yes, you can use WLAN instead of the SIM card if you setup your device to connect to your Wireless Connection and configure your email service to use that connection also.

To be able to use Instant messaging, you must have an active network connection, a registered (IM) instant messaging account with a service provider, and a presence status that allows sending and receiving messages.

1. Check that your internet connection is active and working.
2. Try disconnecting from the IM service and then connecting again.
3. Try chancing to a different internet connection.
4. Check with IM service provider wheter the service is online.

Change information for Nokia N900 software release 2.2009.51-1 can be found from Maemo.org wiki:
http://wiki.maemo.org/Maemo_5/PR1.1

Public announcement can be found from Nokia Conversations blog:
http://conversations.nokia.com/2010/01/14/nokia-n900-software-update-part-2/

Please use Nokia Software updater (NSU) to update software again.