For custom recurring events in Google calendar. ICS format is the format I recommend. I’ve included a suggested editor as well as two examples, and a ICS day code key.
You’re going to need to get out your favorite text editor, you should probably use a text editor that can edit in multiple types of formats. I recommend notepad++ for windows users, it’s free and located here:
From there you’ll want to create a document that ends in an ics using a format similar to below.
For instance every month on the first weekday:
SUMMARY:Every Month on the first weekday
And then we have every month on the first weekend day:
SUMMARY:Every first weekend
The day codes are as follows: