Below are certificates that can be used to enable a trust relationship for https sites in a web browser.
For device specific instructions look here:
Iphones and Ipads
Please make sure you are using the Safari Browser for installation.
Download and install windows crt file from the following link:
Download Securly.mobileconfig below.
After downloading click "Open" on the downloaded.
Press "Continue" at the first prompt.
Press "Install" at the next prompt.
That is all you should need to do.
When you go to a site the first time you may get a Securly login prompt. You should use your email address and district password to login.
You can also look here for manual installation instructions:
Securly CA Certificate All Formats
Firefox Certificate Installation