To fix this issue please try clearing your browsing data on your web browser and then try signing into your CGA accounts again.
Note: We encourage students to use Google Chrome to log in to CGA systems (CGA Home, Crimson App, Canvas, and OneNote). This is the most compatible browser to use our system and less trouble occurs.
In Chrome:
At the top right, click the 3 stacked dots.
Click 'More tools', then click 'Clear browsing data'.
Check boxes next to 'Cookies and other site data', and ' Cached images and files'.
Make sure to change the Time range from '1 hour' to 'All time'
Click 'Clear data'
Also, have you maybe saved the login pages as bookmarks? If you have, please delete or update the bookmark and just use:
CGA Home: home.cga.school
Canvas: lms.cga.school
OneNote: onenote.com
Crimson App: app.crimsoneducation.org
If you are still unable to login, please use these instructions to reset your password.