Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.
Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.
Transform messy spreadsheets, remove errors, and refresh tables automatically without writing a single formula.
Glide turns an Excel spreadsheet into an inventory app; computed columns replace formulas, giving live stock-on-hand totals across tables.
If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.