1. Library Master, Main, User Maintenance
2. Type in the original User Logon,
3. Answer Yes to the prompt, "The user XXXX (where XXXX equals the user logon) has been deleted. Do you want to re-activate this user?"
4. Select the Company or All Companies
5. Select the Role
6. Accept

DocLink: How to delete a Sage 100 User Logon? How does a User Logon become Inactive? What happens if a Sage 100 user is deleted?