First verify if you
have administrator rights TurboTax is Running as
Right-click the TurboTax icon or setup icon, and select Properties. In the Compatibility tab, check the Run as Administrator box and select OK.
Error 1719: Windows Installer service could not be accessed
Error 1719: Windows Installer service could not be accessed occurs when updating TurboTax.
If you're using XP or Vista, download the Windows Installer.
If you're using Windows 7 or later (or downloading the Windows installer didn't work for XP/Vista), here are 3 more potential solutions:
Run the Windows System File Checker, then try updating again.
Re-register the Windows Installer: Click Start > Run > type MSIEXEC /UNREGISTER > click OK (it'll look like nothing happened). Then do the same thing except this time type MSIEXEC /REGSERVER. Now try updating again.
Start the Windows Installer Service:
- Click Start > type Services.msc in the search box > press the Enter key.
- Scroll down and double-click Windows Installer.
- Select Manual as the Startup type.
- Click Start, then OK.
- Try updating again.
Additionally you can try:
Install TurboTax from your hard drive. For information on how to install TurboTax from you hard drive please select the following link: https://ttlc.intuit.com/questions/1900681-install-turbotax-from-your-hard-drive-windows
Restart your computer in Selective Startup Mode (TurboTax 2008 or later) and then install TurboTax. For information on how to restart your computer in Selective Startup Mode please select the following link: https://ttlc.intuit.com/questions/1901330-start-windows-in-selective-startup-mode