How do I meet the VSTO requirement for Spitfire’s Office Integration?
How do I fix the message “VSTO 2012 Runtime x64 could not”?
Try this link before running our prerequisite installer
The version supplied here works well with Microsoft Office 2007, 2010 and 2013.
If errors persist, try a reboot.
KBA-01608; Last updated: September 20, 2017 at 9:04 am;