Open an Internet browser and go to https://sync.peachtree.com.
If you receive the same error message as you did when opening the WebSync Wizard, that means access to sync.peachtree.com is being blocked on your computer or in your network environment.
Article ID 16141 (Error: “The program cannot connect to the Internet” when running WebSync Wizard) has general instructions […]

Resolution for '.sage.com domains issue: 'Error: “This page can’t be displayed” when opening WebSync Wizard' available: Yes.

The .sage.com domains issue or error code is a known related to Sage Accounting products. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the .sage.com domains issue yourself by looking for a resolution described in the article. If it is a complex .sage.com domains issue or you are unable to solve the issue, you may contact Sage Repair by clicking here or by using other .sage.com domains support options.

For more information about resolving issues related to .sage.com domains in Sage Accounting or to get support for the issue 'Error: “This page can’t be displayed” when opening WebSync Wizard', click the link below: