Quickbooks Install Error 1618 is caused by a concurrent installation process running in the background. To resolve it, make sure there are no other installations in progress and restart your computer.
To solve Quickbooks Install Error 1618, follow these steps:
1 - Check for any ongoing installations: Make sure no other installation processes are running in the background.
2 - Restart your computer: Close all programs and restart your computer before attempting to install QuickBooks again.
3 - Verify administrative rights: Ensure that you have administrative privileges to install software on your system.
4 - Sufficient disk space: Make sure you have enough free disk space for the installation.
5 - Use QuickBooks Install Diagnostic Tool: If the error persists, try using the QuickBooks Install Diagnostic Tool provided by Intuit.
6 - Contact QuickBooks support: If all else fails, reach out to QuickBooks support for further assistance in resolving the error.