log in to your office 365 account and install again, […]

Resolution for '365 account issue: 'excel could not open the data file' available: Yes.

The 365 account issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. 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 365 account issue yourself by looking for a resolution described in the article. If it is a complex 365 account issue or you are unable to solve the issue, you may contact us by clicking here or by using other 365 account support options.

For more information about resolving issues related to 365 account in Quickbooks/QBO or to get support for the issue 'excel could not open the data file', click the link below: