https://forums.serebii.net/threads/fix-common-problems-how-to-download-and-install-quickbooks-desktop-support.778080/ 
https://forums.serebii.net/threads/quickbooks-desktop-support-%E2%80%93-one-stop-solution-for-fixing-errors.778085/ 
https://forums.serebii.net/threads/3-fastest-ways-to-call-quickbooks-desktop-support-service-phone-chat-and-mail-options-available.778090/ 
https://forums.serebii.net/threads/reaching-quickbooks-desktop-support-in-the-us-worldwide-through-phone-email-and-chat.778093/ 
https://forums.serebii.net/threads/reach-quickbooks-desktop-support-easily-phone-email-and-live-chat-options-available.778100/ 
https://forum.dimensionengineering.com/topic/32619-ways-to-contact-qb-desktop-support-by-phone-email-or-chat-options-a-complete-guide/ 
https://forum.dimensionengineering.com/topic/32628-ways-to-call-quickbooks-desktop-support-by-phone-email-or-chat-options-a-complete-guide/ 
https://forum.dimensionengineering.com/topic/32635-different-ways-to-reach-united-quickbooks-desktop-support-by-phone-number-chat-or-email/ 
https://forum.dimensionengineering.com/topic/32647-how-to-download-and-install-quickbooks-desktop-support/