Technical Requirements
Everything you need to know to run ICAS Assessments successfully on your devices.
Supported Devices
Laptop
Desktop PC
Chromebook
iPad
Android Tablet
*An external keyboard or mouse is not necessary for students using a tablet. *iPad mini is not supported. *Devices must be connected to a single screen only.
Bandwith
Supported OS
MacOsX
10.8+
Ms Windows
7, 8 and 10
Chrome OS
38+
iOS
10.3+
Android
5+ (System Webview)
Refer to the technical readiness test to check
internet speed. Minimum bandwidth: 512 Kbps
(0.512 Mbps) download per 20 concurrent users.
Settings
A minimum screen resolution: 1024 x 768.
JavaScript & Cookies are required to be enabled.
ICAS Locked-Down Browser
A secure locked-down browser is required for ICAS Writing and ICAS Spelling Bee.
Please note that the Spelling Bee does not require a microphone as students will type their answers in designated fields provided for each test item/question in the locked-down browser. Verbal responses are not applicable, and headphones are needed throughout the assessment for each year level.
About the locked-down browser application
See full technical requirements including the technical readiness test. The specified locked-down browser application is Janison Replay. This secure locked-down browser is designed to:
Prevent students from accessing other applications, web pages, software
or hardware features and only provides access to the test player.
Prevent the use of operating system commands such as functions accessed
by Ctrl-Alt-Delete.
Disable features such as the camera, spell check, screenshot, home, keyboard shortcuts, back and power buttons.
Prevent execution in a virtual machine or a virtual desktop (e.g. Citrix Virtual desktops, VMware or Parallels on Mac).
Instructions on how to download the locked-down browser
to install Janison Replay for Windows
Chrome Book
Important: In order to run the locked-down browser on managed Chromebooks, you will need to add Replay to the Google account in the admin console. This is a one-off configuration, you do not need to undertake these steps on the student device.
Note: Your organisation needs to subscribe to a Chrome service, such as Chrome Enterprise, Chrome Education or Chrome Kiosk. This installation guide was last updated on 8 March 2023.
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ICAS Frequently Asked Questions
Frequently Asked Questions regarding the ICAS Assessments.
ICAS Registration
Please complete the ICAS 2026 Entry Form and Student Template, then submit them via email to info@icasindonesia.co.id



