If the file simply won't open and gives an error:
Ensure you have a stable internet connection. A slow or unreliable connection can cause PDFs to load incorrectly or not at all. Try restarting your router or switching to a different network. all litcharts pdf fix
Ad-blockers or script-blockers can sometimes hide sidebar elements. Try disabling them or using an "Incognito" window. If the file simply won't open and gives