Why isn't the Google Calendar .ical file isn't working?
By Trevor Gensler
Last Update 5 个月前
Some users experience an error message when they Google Chrome to upload the .ical file.
https://support.google.com/calendar/thread/708014?hl=en
If you received an error message with the Chome web browser, try uploading the file using the Firefox or Edge browser. If that doesn't work, take a screenshot of the error message to submit a support ticket using the link in the menu bar above.