To resolve a log-in error (sign-in failed, please try again) in your browser, ensure 3rd party cookies are enabled, and the cache / history is cleared:
Chrome:
- Chrome menu (three vertical dots in top-right corner) > Settings > Privacy and security > Clear browsing data > Basic > From the "Time range" dropdown menu select "All time" > Make sure following selected: "Browsing history", "Cookies and other site data", "Cached images and files" > Clear data
- Chrome menu (three vertical dots in top-right corner) > Settings > Privacy and security > Cookies and other site data > Under "General settings" make sure "Block third-party cookies" is not checked
Edge:
- Edge menu (three horizontal dots in top-right corner) > Settings > Privacy, search, and services > Clear browsing data > Choose what to clear > "Browsing history" and "Cached images and files" > Clear now
- Edge menu (three horizontal dots in top-right corner) > Settings > Cookies and site permissions > Manage and delete cookies and site data > Ensure "Allow sites to save and read cookie data (recommended)" is toggled 'on'
Safari:
- Safari menu > Preferences > Privacy > Cookies and website data: Always allow