Need help with the spreadsheets?
Post your question into our Google group. Add a link to the page where you got the spreadsheet from, so that others might find it later.
There are commercial services built on giving you access to market data in spreadsheet form, but you can get a lot of data directly from exchange APIs as well.
It is worth looking into that, API-based trading is often possible even when the exchange website is overloaded.
Deribit Max Pain Calculator
Get this spreadsheet: Google Drive - Download and open in MS Excel