LockDown Browser for the In School CLT

This page is to help you prepare to use CLT's LockDown Browser for your upcoming in-school administration! There are instructions and links for the compatible computer types below.

Prior to test day, you must complete TWO steps:

  1. Installation of Lockdown Browser
  2. Verification of Lockdown Browser
 If your school has Lockdown installed, please skip to the verification step and then perform any necessary updates.  If you have any questions, please reach out to schoolsupport@cltexam.com. 

Menu:

Step 1: Installing LockDown

Step 2: Verifying LockDown

Step 1: Installing LockDown

For Windows

System Requirements: Windows 10 or 11

Installation Steps:

  • Click the button below to download the installation file.
  • Open the downloaded file. You must have computer administrator permissions to run the installation.
  • Follow the install wizard steps to complete installation.

For Macs

System Requirements: MacOS 11 or later. 

Installation:

  • Click the button below to download the installation file.
  • Open the downloaded .pkg file (you may need to click the .zip file first to access the .pkg file). You must have computer administrator permissions to run the installation.
  • Follow the install wizard steps to complete installation.

For Chromebooks

System Requirements: Update your Chromebook to the most recent version available in order to prevent compatibility issues. 

Installation: Click the button below to add the extension to Chrome! If you are installing the extension via Google Admin, add the app by its ID: gpcdffgamfgpklpcfhfbhfooldnaiijj

Step 2: Verifying LockDown

Once CLT's LockDown Browser is installed, please click the button below to verify and confirm you are set for test day!

You will be prompted to log in to your CLT account after clicking the button.

We hope this page has helped you feel prepared to use LockDown with CLT! If you have any other questions, please email us at schoolsupport@cltexam.com or send us a message via the chat feature on our website. Thanks for choosing CLT!