--- title: Specification for PostboxPrint™ description: "    Internet connection and registration are necessary for operation and access to online services. Postworks fully supports Chrome.    You’ll also need: Port 80 (http) Port 443 (https) These ports ar" --- [Skip to content](https://support.postworks.co.uk/knowledge/specification-for-postboxprint-and-postbox-for-windows#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. [Software Downloads](https://support.postworks.co.uk/knowledge/software-downloads?hsLang=en) 3. [PostboxPrint™](https://support.postworks.co.uk/knowledge/software-downloads?hsLang=en#postboxprint) # Specification for PostboxPrint™   | #### **Minimum requirements** | | | --- | --- | | **Processor** | Intel® Pentium® 4 or AMD Athlon® 64 processor | | **Operating system** | Microsoft Windows 7 with Service Pack 1 | | **RAM** | 2 GB of RAM | | **Hard disk space** | 200 MB of available hard-disk space for installation; additional free space required during printing depending on the document. | | **Monitor resolution** | 1024 x 768 display | | **Internet** | Internet connection and registration are necessary for operation and access to online services. | | **Browser** | Postworks fully supports Chrome. |   | #### **Recommended requirements** | | | --- | --- | | **Processor** | Intel® Core i5® or above or AMD Ryzen 5® or above | | **Operating system** | Microsoft Windows 10 | | **RAM** | 4 GB of RAM or more | | **Hard disk space** | 200 MB of available hard-disk space for installation; additional free space required during printing depending on the document. SSD recommended. | | **Monitor resolution** | Full HD 1920 x 1080 display | | **Internet** | Internet connection and registration are necessary for operation and access to online services. | | **Browser** | Postworks fully supports Chrome. |    You’ll also need: - Internet connectivity to Postworks Portal (app.postworks.co.uk) - if this is accessible via your browser, PostboxPrint™ should work seamlessly - [app.postworks.co.uk](http://app.postworks.co.uk/) and [api.postworks.co.uk](http://api.postworks.co.uk/) whitelisted (if required) - Admin rights for initial installation #### Ports used Port 80 (http) Port 443 (https) These ports are usually open so should not require amendment. \----------------------------------------- **Postworks Software Downloads: [Download PostboxPrint™](https://support.postworks.co.uk/knowledge/installation-download-postbox-for-windows-and-postboxprint?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) - [Reports](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#reports) - [Account Top-up](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#account-top-up) - [Quick Start Guide](https://support.postworks.co.uk/knowledge/send-letters?hsLang=en#quick-start-guide) - [Receive Letters](https://support.postworks.co.uk/knowledge/receive-letters?hsLang=en#main-content) - [Getting started](https://support.postworks.co.uk/knowledge/receive-letters?hsLang=en#getting-started) - [Viewing your post](https://support.postworks.co.uk/knowledge/receive-letters?hsLang=en#viewing-your-post) - [Managing inbound mail](https://support.postworks.co.uk/knowledge/receive-letters?hsLang=en#managing-inbound-mail) - [Digital Reply Envelopes (DREs)](https://support.postworks.co.uk/knowledge/receive-letters?hsLang=en#digital-reply-envelopes-dres) - [Account and Teams](https://support.postworks.co.uk/knowledge/account-and-teams?hsLang=en#main-content) - [User management](https://support.postworks.co.uk/knowledge/account-and-teams?hsLang=en#user-management) - [Permissions](https://support.postworks.co.uk/knowledge/account-and-teams?hsLang=en#permissions) - [Company settings](https://support.postworks.co.uk/knowledge/account-and-teams?hsLang=en#company-settings) - [Security and Compliance](https://support.postworks.co.uk/knowledge/account-and-teams?hsLang=en#security-and-compliance) - [Billing and payments](https://support.postworks.co.uk/knowledge/billing-and-payments?hsLang=en#main-content) - [Prepay account](https://support.postworks.co.uk/knowledge/billing-and-payments?hsLang=en#prepay-account) - [Troubleshooting](https://support.postworks.co.uk/knowledge/troubleshooting?hsLang=en#main-content) - [FAQ](https://support.postworks.co.uk/knowledge/troubleshooting?hsLang=en#faq) - [Troubleshooting](https://support.postworks.co.uk/knowledge/troubleshooting?hsLang=en#troubleshooting) - [Postworks API](https://support.postworks.co.uk/knowledge/postworks-api?hsLang=en#main-content) - [Getting started](https://support.postworks.co.uk/knowledge/postworks-api?hsLang=en#getting-started) - [API reference](https://support.postworks.co.uk/knowledge/postworks-api?hsLang=en#api-reference) - [Software Downloads](https://support.postworks.co.uk/knowledge/software-downloads?hsLang=en#main-content) - [PostboxPrint™](https://support.postworks.co.uk/knowledge/software-downloads?hsLang=en#postboxprint) - [PostboxServer™](https://support.postworks.co.uk/knowledge/software-downloads?hsLang=en#postboxserver) - ['Postworks friendly' documents](https://support.postworks.co.uk/knowledge/postworks-friendly-documents?hsLang=en#main-content) - [Standard letters](https://support.postworks.co.uk/knowledge/postworks-friendly-documents?hsLang=en#standard-letters) - [Mailmerge](https://support.postworks.co.uk/knowledge/postworks-friendly-documents?hsLang=en#mailmerge) - [Postworks Receive™](https://support.postworks.co.uk/knowledge/postworks-receive?hsLang=en#main-content) - [Pricing](https://support.postworks.co.uk/knowledge/postworks-receive?hsLang=en#pricing) - [PostboxServer™](https://support.postworks.co.uk/knowledge/postboxserver?hsLang=en#main-content) - [Getting started](https://support.postworks.co.uk/knowledge/postboxserver?hsLang=en#getting-started) - [PostboxPrint™](https://support.postworks.co.uk/knowledge/postboxprint?hsLang=en#main-content) - [Getting started](https://support.postworks.co.uk/knowledge/postboxprint?hsLang=en#getting-started) - [Using PostboxPrint™ with Antivirus software](https://support.postworks.co.uk/knowledge/postboxprint?hsLang=en#using-postboxprint-with-antivirus-software) - [Troubleshooting](https://support.postworks.co.uk/knowledge/postboxprint?hsLang=en#troubleshooting) - [Integrations](https://support.postworks.co.uk/knowledge/integrations?hsLang=en) - [Fastrack™](https://support.postworks.co.uk/knowledge/fastrack?hsLang=en#main-content) - [Getting Started](https://support.postworks.co.uk/knowledge/fastrack?hsLang=en#getting-started) - [Environmental](https://support.postworks.co.uk/knowledge/environmental?hsLang=en) - [ClearSend®](https://support.postworks.co.uk/knowledge/clearsend?hsLang=en) - [Merge API](https://support.postworks.co.uk/knowledge/merge-api?hsLang=en) - [Product updates](https://support.postworks.co.uk/knowledge/product-updates?hsLang=en) [![Chill listening crop-3](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?width=109&height=24&name=Logo%20(transparent%20background%2c%20red%20emblem%2c%20red%20text%2c%20tagline%20NOT%20included)%20(PRIVATE).png "Chill listening crop-3")](https://www.postworks.co.uk) Our mission is to 'be a pleasure to do business with'. Thank you for choosing us. Copyright © 2025, Postworks Limited