• Click here to Download Zscaler Certificate
• Double-Click on the downloaded file.
• Do you want to add the certificate(s) from the file "ZscalerRootCertificate-2048-SHA256" to a keychain?
• On the Keychain button and choose system and click on Add.
• If the message "Keychain Access is trying to modify the system keychain. Type your password to allow this".
• Enter your password and select Modify Keychain.
• If prompted, select "Always Trust This Certificate".
• If you don not see the Always Trust Message look for the Zscaler Certificate in the System keychain. It will have a red x on it.
• Double Click on the Zscaler Certificate and Click on the arrow beside Trust.  The first option will be When using this certificate: Click on the arrow and choose Alway Trust.
• You will be prompted for your password again.
• When the cerficate is trusted it will turn green.
• Close out of keychain the Zscaler Certifcate has been installed.

iOS (iPHONE, iPAD, iPOD)

This will need to be done through the Safari mobile web browser.

• Click here to Download Zscaler Certificate
• Click on Install.
• Click on Install Now.
• Enter your passcode if asked.