How to backup contacts, calendar and tasks from Nokia Lumia 625
We used PhoneCopy.com service for this guideline. Using it, your can backup your contacts from your Nokia Lumia 625 easily. The whole backup, including the settings, can be done in several minutes.
Download the PhoneCopy application from windowsphone.com. If you do not have a PhoneCopy account yet, press "Register new account" and create it by filling in "Registration" and then press "Sign up".
If you already have a PhoneCopy account, fill in your username and password. To export your contacts, press "Export to PhoneCopy.com". If you want to upload your merged contacts back to the same Windows Phone 8.1, it is necessary to delete all contacts there first.
Now you can easily edit your contacts and other resources online in your PhoneCopy profile. You have access to your contact even if you forget your phone at home.
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.