Walkthrough to fix QuickBooks error 401

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This article all the way through to know the causes and procedure to fix QuickBooks Error 401.

QuickBooks error 401 is an annoying technical issue observed by users lately. This error is accompanied by the message stating "The remote server returned an error: 401 unauthorised." We recommend that you read this article all the way through to know the causes and procedure to fix QuickBooks Error 401.


Instances when QuickBooks error 401 may be experienced

  • Trying to send an invoice through QuickBooks Payments.
  • Signing in to the company files or the accountant toolbox.
  • Setting up your copy of QuickBooks and registering it.


Procedure to fix QuickBooks error 401

  • When the error message comes up, you must first tap "No" and then close the error message box.
  • You need to make sure that the version of QuickBooks you are using is the most recent. Follow the steps below to get the most recent version of QuickBooks Desktop:
  • For this step, you need to go to the help menu and choose the option to update QuickBooks desktop.
  • Then, tap the update now button.
  • Make sure that your system is set up to get updates on its own. This will make sure that in the future, the QuickBooks Desktop program will update itself.
  • To start the download, click on the Get Updates option.
  • Make sure to restart the software after the download is done and before installing the updates.
  • Don't do anything else until the installation is done.
  • After the procedure is done, restart QuickBooks Desktop to see if you could fix QuickBooks error 401.