I called QuickBooks and they confirmed the IE 11 update that came out last week conflicts with QB Online. They are working on it. The temp workaround they gave me was to log in and when on company selection page:

F12

CTRL-8

click on “EDGE” or “10” – I can’t post a picture […]

Resolution for 'black band issue: 'I’ve logged into QuickBooks Online, but I’m stuck on the “Please select company you want to open” screen. No matter which one I select, nothing happens. Any suggestions?' available: Yes.

The black band 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 black band issue yourself by looking for a resolution described in the article. If it is a complex black band issue or you are unable to solve the issue, you may contact us by clicking here or by using other black band support options.

For more information about resolving issues related to black band in Quickbooks/QBO or to get support for the issue 'I’ve logged into QuickBooks Online, but I’m stuck on the “Please select company you want to open” screen. No matter which one I select, nothing happens. Any suggestions?', click the link below: