Prerequisites
We need to get the link of the drive for which access is requested (OR)
We need to get the Group name for which access is requested
Once we get the needed information, please follow the below steps.
Step 1: Navigate to Google Apps and click on Group
Step 2: Search the group user requested
Step 3: Click on the group access needs to be granted
Click on members for this group, and we can see the list of member's and manager's
Step 4: Get approval from any one of the manager. Once it is approved, add the users to the respective group by giving Member access
Add the users email address in Group Members
Note: If user needs Manager role, give access in Group Manager box(Only after the necessary approval).