Joel Spolsky's Excel Tips: Navigation, Tables and Lookups
Cool Bug Facts · Tutorial · YouTube title: You Suck at Excel - Joel Spolsky (Reupload)
Why it's here
HN commenters call it an internet classic that makes you a more proficient Excel user, and note it is still relevant despite predating newer functions like XLOOKUP.
What it covers
A reupload of Joel Spolsky's talk teaching spreadsheet users the Excel features they are probably missing, such as keyboard navigation, named ranges, tables and lookups. The original disappeared and this copy comes from the Wayback Machine.