1. stop all connection to the QuickBooks company file 2. open the Master QuickBooks and before you open the file enable: File>Utilities>Hosting Multiple User Access

https://quickbooks.intuit.com/accounting/multiple-users/

3. both need to switch to multiuser mode under File>Switch to Muliti User Mode 02.03.23

• Home
• Notebook
• Contact us

• Privacy Statement
• 

Copyleft ☠ 2025