The Nokia n900 can back up Communication, Calendar, Mail and chat messag accounts, text messages, clock alarms, and alarm settings.

The Nokia n900 back up Setting steps :

Create a new backup
1 Select— Backup and New backup.
2 Enter a descriptive name, define the desired location ofthe backup, and select Proceed.
3 Select the data types you want to back up.
4 If you want to protect the backup with a password, select the Protect with password check box, enter the password twice, and select Done.

Restore a backup

1 Select– Backup.

2 Select the desired backup and Restore.
3 Select the data types to restore.
4 Confirm that you want to restore the data. If the backup is password-protected, enter the password, and select OK.
5 If your device contains a newer version of the files than the backup you are restoring, the device asks you to confirm if you want to save the backed up version, or cancel data restore. Select from the following:
Yes — The device overwrites the current version with the backed up file.
Yes to all — The device overwrites all conflicting files without further confirmation.
No — The version on the device is not replaced.
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