You can quickly assign a lead to an existing group without opening the Lead Card. Follow these steps:
1. Navigate to the Leads Section
Log in to String, then go to "Customers / Leads" from the navigation bar.
2. Select the Lead
Find the lead you want to assign and select it.
3. Click on "Assign to Group"
Locate the "Assign to Group" option in the actions menu.
Click on it to open the group selection list.
4. Choose an Existing Group
Select the appropriate group from your existing group list.
5. Click "Save"
Confirm the assignment, and the lead will be added to the selected group instantly.