MainWP Dashboard allows multiple users to import. To do this,

1. On your Dashboard Site, go to the MainWP > Users > Import Users page
2. Download the Sample CSV file
3. Open the downloaded file in any text/code editor
4. Lines 2 – 6 are demo values that should be replaced. Start replacing it with the actual details of your users.
5. Enter details in following the order and separate values by comma (,)
   1. Username
   2. Email Address
   3. First Name
   4. Last Name
   5. Website URL
   6. Send Password (0 if you don’t want to email the password, 1 if you want to email the password)
   7. List your Child Site URLs and/or Sites Groups where you want to add a user.
6. Once you are done, save changes in the CSV file
7. Upload the CSV file to your MainWP Dashboard
8. If the CSV file contains a header (line 1 in the Sample.csv) select the CSV file contains a header option, if you have deleted the header line, you can uncheck the option.
9. Click the Import Users button