Which groups or individuals make up public groups?

What are public groups, you ask?

An public group is a collection individual users and/or roles as well as other groups. They all share a common function.

Who can also manually share records? Manual sharing allows users to grant access to individual records to users, roles and public groups. Manual Sharing Is Available: To record owner, their role hierarchy managers, and administrators. If objects are set as private or public read-only in an organization-wide default.

What are the public groups in Salesforce?

• Public Groups: Only administrators are allowed to create public groups. They are available to everyone within the organization. Public groups are created to give resources or things to the group that can be seen by all members of the organization.
• Each user can create their own groups.

How can I create a Salesforce public group?

Create Public Groups for Knowledge

1. Setup: Enter Public Groups into the Quick Find box. Next, select Public Groups.
2. Click on Edit or New next to the group that you wish to edit.
3. Please enter the following information: Description.
4. Click Save. Note: Sharing rules that you modify are automatically reevaluated when groups are edited to allow access to be added or removed as necessary.