A lot of issues can be resolved by clearing the browser cookies, cache, and history and restarting your PC, especially issues with the learning management systems (LMS) – Blackboard and Canvas.
Firefox
Click Application Menu , click History, then click Clear Recent History
In the Time range to clear dropdown, click Everything
In the Details window, click the arrow icon to expand the list, check all of the options, then click Clear Now
Chrome
Click the More icon
Click Clear browsing data
Click the Time Range dropdown, then select All Time
Verify the checkboxes for Browsing history, Cookies and other site data, and Cached images and files are all selected
Click Clear data
Safari
From the Safari menu, click History, then click Clear History
Click Clear History and Website Data
Select All history
Click Clear History
Edge
Select Settings and more > Settings > Privacy, search, and services
Under Clear browsing data, select Choose what to clear
Choose a time range from the Time range drop-down menu
Choose the types of data you want to clear. For example, you may want to remove browsing history and cookies but keep passwords and form fill data
Select Clear now
Opera
The easiest way to clear everything in Opera is to:
Press Ctrl+H to open your history page
Click Clear browsing data in the top-right corner
Select what you want to delete and the time range, like recent history or all time
Click Clear data
Internet Explorer
Click the Tools icon (gear)
Click Safety, then click Delete Browsing History
Deselect (uncheck) Preserve Favorites website data
