--- title: "PostboxPrint™ (Ghost mode) Error message: 'Login Required'" description: This article will show you how to login to the PostboxPrint™ application. --- [Skip to content](https://support.postworks.co.uk/knowledge/error-message-user-not-logged-in#main-content) ![Logo (transparent background, red emblem, red text, tagline NOT included) (PRIVATE).png\]](https://support.postworks.co.uk/hs-fs/hubfs/Logo%20(transparent%20background%2c%20red%20emblem%2c%20red%20text%2c%20tagline%20NOT%20included)%20(PRIVATE).png?height=40&name=Logo%20(transparent%20background%2c%20red%20emblem%2c%20red%20text%2c%20tagline%20NOT%20included)%20(PRIVATE).png) Open main navigation Close main navigation - [Postworks Portal](https://app.postworks.co.uk/dashboard/send) [Postworks Portal](https://app.postworks.co.uk/dashboard/send) Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [Support Centre](https://support.postworks.co.uk/knowledge?hsLang=en) 2. 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[Troubleshooting](https://support.postworks.co.uk/knowledge/postboxprint?hsLang=en#troubleshooting) # PostboxPrint™ (Ghost mode) Error message: 'Login Required' ## This article will show you how to login to the PostboxPrint™ application. ![](https://support.postworks.co.uk/hs-fs/hubfs/image-png-Nov-20-2020-11-08-39-67-AM.png?width=366&name=image-png-Nov-20-2020-11-08-39-67-AM.png) If you are receiving the above error message when you try to send an item with PostboxPrint™ (Ghost mode), it is because you have not logged in to the PostboxPrint™ application.  **Login to PostboxPrint™** - Open your letter in Microsoft Word. - Go to File \> Print \> Printer \> select '**PostboxPrint™'.** ### ![](https://support.postworks.co.uk/hs-fs/hubfs/image-png-Nov-20-2020-11-17-39-61-AM.png?width=309&name=image-png-Nov-20-2020-11-17-39-61-AM.png) - Press '**Print**'. - Enter user login details for PostboxPrint™ application. ![](https://support.postworks.co.uk/hs-fs/hubfs/image-png-Nov-20-2020-11-24-51-60-AM.png?width=459&name=image-png-Nov-20-2020-11-24-51-60-AM.png)   If you **do not** receive the above login window, the 'Login required' message could be related to something else. If this is the case, please email at [**support@postworks.co.uk**](mailto:support@postworks.co.uk) or via the online chat when logged into the **[Postworks Portal](https://hub.postworks.co.uk/)**for further assistance.  \---------------------------------- **PostboxPrint™: [How do I post a letter using PostboxPrint™ (Ghost mode)?](https://support.postworks.co.uk/knowledge/how-do-i-post-a-letter-using-postboxprint-ghost-mode?hsLang=en)** - [Send Letters](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#main-content) - [Preparing your documents](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#preparing-your-documents) - [Sending via Web Portal](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#sending-via-web-portal) - [PDFs containing multiple recipients (mailmerges)](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#pdfs-containing-multiple-recipients-mailmerges) - [User Management](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#user-management) - 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