1. Open the data file.
2. Go to Setup, then Set Up Users & Roles.
3. Set up a password for the sysadmin user if there isn't one already.
4. Select Add User.
5. Enter a User Name and Password for the new user.
6. Re-enter the password.
7. Enter the Email for the user.
8. Check Remote Data Access to provide remote access if desired.
9. Choose the desired Rights and Rights With Third-Party Products.
    TIP: Grant Read/Write Access under Right with Third-Party Products if the user needs access to Excel or other third-party applications.   
   
10. If the user will only access the company data using a third-party software, uncheck the Allow access to company data using Sage 50 box.
    NOTE:

    When you uncheck this box, the user can't access Sage 50 directly.

11. Click OK.

How to share a company data file using Remote Data Access (RDA).