How do I fix the cost for a user in Zoho Books?

You’ll have to enable the option to associate cost for the user. To enable it,

• Go to Settings and select Preferences.
• Choose Timesheet.
• Scroll down and enable the option Track costs for time entries.
• Save the preference.

To set the cost per hour for a user:

• Go to Settings at the top right corner of the page.
• Select Users under Users and Roles.

If you want to set the cost per hour for a new user:

• Click Invite User on the top right corner of the page.
• Enter the name and the email address of the users of you want invite to your organisation in the Name and Email Address fields.
• Select the dropdown below the Role field and select a role for the user.
• Enter the cost in the Cost Per Hour field.
• Click Send.

If you want to set the cost per hour for an existing user:

• Select the user for whom you want to set the cost per hour.
• Click Edit at the top of the user’s Details page.
• Enter the cost in the Cost Per Hour field.
• Click Save.

This cost of the user will be applied to the new projects you create. For existing projects, you have to edit and update the cost per hour manually.