how to make google calendar a default app on windows 10

Nowadays, here's the new way to still 'make it happen': SecurityError: Permission denied to add as a protocol handler Update: reflect new Firefox behaviorīecause using javascript:('webcal','','Google Calendar') The following instructions are mainly for Firefox, but apart from little differences they should work in Chrome, too. Since I came across the same question as the OP and things have changed since the accepted answer was posted, I thought I'd share my findings. Remember to return it to false after calling the registerProtocolHandler function because malicious sites may exploit this. You may need to toggle the option in about:config to true before trying this (if google redirects you to a local google domain). Press the enter key and click the Add application button which should appear below the toolbar. Navigator.registerProtocolHandler('webcal','','Google Calendar') Go to Google Calendar's site and press Ctrl+Shift+K. I found this post on stackexchange which explains how to achieve the same thing in Firefox, but this doesn't work for me on firefox 12 and 15: this works for me if I disable the Never save history option (Private browsing mode): Alternatively, you can type in protocol handlers search box in Chromium settings.See the screenshot below. Click the X next to the ignored protocol you wish to delete. (just after Privacy header) and find the Manage handlers button.

Click Show advanced settings, find Content settings. If you have accidentally answered with No on this question, you can press the Wrench toolbar button and go to Settings. The chromium browser offers this option when you first log in to Google Calendar:

How to make google calendar a default app on windows 10