Whats App backup in phone without external storage (lumia 1020)

[shahkavan]

How to take Whats App backup in phones without external storage (lumia 1020)

i want to format my lumia 1020 , but how can i restore whatsapp chats later .?
since its has no external card support , how can i save the backup files before hard resetting the phone

 

[syed sarim]

try this for messages and contacts i hope this will help you... Contacts+Message Backup XAP