How to Upgrade QuickBooks to a New Version (Insynq customers)

1.    Open QuickBooks new version (QuickBooks 2021) application from the Application's folder (green arrow icon).
2.    Follow the steps to locate your QuickBooks file from this link https://ticket.summithosting.com/hc/en-us/articles/360043145214-Locating-Your-QuickBooks-Company-File-on-Your-Cloud-Desktop 
3.    Login as user "admin" to convert your QuickBooks file to a newer version. 

For your reference you may check this link from the Intuit site:
https://community.intuit.com/articles/1501544-how-to-upgrade-or-convert-your-company-file-to-a-newer-version-of-quickbooks-desktop