my accountant is trying to access my account. he keeps getting HTTP status 400-bad request.

 Let me share the reasons for QuickBooks Error 400 and offer a solution to resolve it.

QuickBooks Error 400 is an HTTP Bad Request error that indicates a problem with the request sent to the QuickBooks Online server. This error occurs when there is an issue with the data being sent or received during online interactions with QuickBooks. Here are some common reasons for this error:

• A damaged company file.
• Weak internet connection.
• Outdated internet browser or QuickBooks application.
• Damaged or junk cache cookies and files that trigger error 400.
• A broken link between QuickBooks and your bank account triggers error 400.
• QuickBooks server overload that causes the error.
• Problems with the API request structure or parameters can result in this error.

The first step is to check your browser version. Ensure that you have the latest version of Chrome installed on your computer, as outdated versions can cause compatibility issues. Updating your browser may help resolve the problem. You may also try using other supported browsers that work well with QuickBooks Self-Employed.

Once you have updated your browser, please sign in using this link: QuickBooks Self-employed.

Additionally, you can refer to the following article to help you prepare for filing your taxes: QuickBooks Self-Employed Annual Tax Guide.

If you have any further questions about managing this error, please feel free to reach out. We're here to assist you anytime.