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  2. CLR (Certified Learner Record)

Certified Learner Record (CLR) - Recommended Environment

CLR Technical Specifications


Operating System: 

  • Windows 10 & 11 (64-bit)- excluding ‘S Mode’ 
  • macOS 10.15 and above – excluding beta versions 
  • Linux 
  • iOS and Android 


Corporate firewalls (including VPNs) or proxies often cause this delivery method to fail. We recommend testing on a personal computer. Corporate-issued devices generally have more restrictions that may prevent successful delivery.  

Known Browser Behaviors: Chrome, Edge, Firefox, and Safari use HTML5 to display website content, promoting a faster, more secure browsing experience. For best performance, content should be designed to support HTML5. 


  • OS specified Minimum RAM (Minimum Resolution: 1024 x 768 in 16-bit color) 
  • 2+ GHz processor 
  • 1 GB RAM or more (Minimum Resolution: 1920 x 1080 or higher with 32-bit color)  


  • Our TerritoriumCLR is supported by Android and iOS mobile devices, it is optimized for desktop displays 

Supported Internet Browsers: 

  • The newest versions of Google Chrome (107+), Edge (107+), Mozilla Firefox (107+1, and Safari (version 5 or greater), for web registrations or downloading the secure browser 
  • Browser Settings: Internet Cookies must be enabled 

Internet Connections: 

For optimal performance, a reliable and stable connection speed of 512kbps is required. 

  • We recommend testing on a wired network as opposed to a wireless network. 
  • Security Connections: TLS version of 1.2 or higher 


  • Adobe Acrobat Reader is required to view documents in your browser. 


Territorium is committed to W3C's Web Accessibility Initiative and Section 508 (WCAG 2.1), for example, our CLR is supported by screen reader and browser combinations and accessible with studio and Mastery Connect accessibility options2.