If you want to change the date of the next followup for multiple leads then follow the below steps.
Login with assigned email ids in 7Targets.
Go to the Leads page and select the leads for whom you want to change the date of the next followup.
More Actions option above the list of leads. The list will open up and select
Edit Leads option.
The side page will open up and here you can specify
your desired date of next followup. Click on
Save option and the leads will be sent the followups on the selected date.