How to backup contacts and calendar from Sigma Mobile X-Style S3500 sKai

We used PhoneCopy.com service for this guideline. Using it, your can backup your contacts from your Sigma Mobile X-Style S3500 sKai easily. The whole backup, including the settings, can be done in several minutes.
If you already have a PhoneCopy account, fill in your password. To export your contacts, press "Synchronize". Then select synchronization direction between three options: From your DEVICE to server, From SERVER to your device or Combine both. If you are not sure, use Combine both.
Select "contacts" and/or "photos" and press Synchronize. At the end of synchronization you will see status of synchronized items. In the Settings, you can set "auto sync daily".
Well done — your contacts are now securely backed up in the cloud. Open your PhoneCopy account in any browser to review your data or make changes at any time.
Some additional tips:
You can easily remove duplicate items among your contact list or SMS messages. Just go to the Contacts (or SMS) section and choose More Actions -> Search for duplicates. Detailed wizard will help you to solve this kind of problem easily.