Create a spreadsheet using Google Sheets or Excel.
First row must have the required fields needed to add a user.
Required Fields: Username,Password,Firstname,Lastname,Email
Admin created fields must have the following format to add “profile_field_(name of field)”.
Add group1 field with the value being name of course group and course1 field with the value being the short name of the course.
Download the sheet as a .csv file (comma separated value).
Go to Site administration->Users->Accounts->Upload users
Once you upload the file, you will have multiple options on how to progress the upload.
For new users we pick (Add new users only) for an Update pick (Use existing users)