WhatsApp messages backup feature helps a lot for people to secure their conversation and media transmitted to each other.
WhatsApp business app or WhatsApp both use the same backup features.
to backup WhatsApp chat and media, you need your own google account by which you upload all chat and media through google drive.
Backup WhatsApp messages step by step:
open your WhatsApp and tap on the upper right 3 dots
in the small window tap on settings.
tap on chats which include the backup feature.
tap on chat backup.
in the google, drive settings tap on backup to google drive
and tap on google account.
in the back up to google drive menu tap on only when I tap backup
It depends on you in the below cases chat will be backup automatically.
in choose and account menu select an account you wanna use for backup messages
now you have to tap on the backup button look like this---->> Back up
now finally tap on backup over a cellular network.
you must on mobile data before tapping on the backup
Note:
you must use your own personal Google account for managing backup and restore.
the backup process depends on the size of the backup and on your internet connection.
backup only your chat messages will take less time. after including media in the chat for example videos, images, and voice messages can take time longer.
also, you can backup chat for an individual contact.