1. It should be in either Excel or CSV format. Text files are not supported.
   
2. It should have an email address field.

Import Contacts

1. From the Navigation toolbar, choose Contacts and then All Contacts.
   
2. Click the Add New button at the top right and select Import button.
   
   
   
   
3. Click the Select File button.
   
   
   
   
4. Click the Zoho WorkDrive card.
   
   
   
   
5. In the next screen, select the file by clicking it and click Attach.
   
   
   
   
6. You'll see the Zoho WorkDrive label indicating from where the file was chosen for import.
   
   
   
   
7. Choose a mailing list and the file from which you need to import contacts.
   
8. Choose topics to associate with the imported contacts. This step is applicable only if you have configured other topics in addition to the default topic (Marketing). 
9. Fields from file are pre-mapped with Campaign fields. You can change a mapped Campaign field by clicking on the Campaign Fields drop down.
   
10. Click Import.
    

Import Process

1. File read - Selected file is scanned before commencing import.
   
2. Invalid Patterns - Contact detail without an email address or with an invalid email address ( For example, "johndoe.yahoo.com", "julia@gnail.com", "darren@outlookcom") are ignored.
   
3. Unsupported emails - Group email addresses(hr@zylker.com, admin@zylker.com) are ignored.
   
4. File Duplicates - Already imported contacts are ignored to avoid duplication.
   
5. New & Duplicates - New contacts' details are imported into the mailing list. 

Import Result