Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.

If Excel freezes when deleting rows or columns, identify the possible causes and then resolve the issue. Turn off Auto Save, disable COM Add-ins, etc.

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

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.

OpenAI has launched ChatGPT for Excel in beta, a specialized add-in powered by the new GPT-5.4 Thinking model designed specifically for financial workflows. OpenAI introduced deep data integrations ...

Anthropic upgraded Claude’s Excel and PowerPoint add-ins with shared context, reusable Skills, and cross-app workflows for business users.

OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

The new spreadsheet add-in eliminates manual copy-paste research for investors and analysts, offering 16 formulas, 80,000+ supported tickers, and a permanent free tier. CROFTON, MD / ACCESS Newswire / ...

Microsoft (MSFT) has teamed up with Anthropic (ANTH.PVT) to include its AI chatbot Claude Cowork as part of Microsoft's 365 ...

Copilot Cowork operates in the cloud, inside Microsoft 365's infrastructure, and draws on something Claude Cowork simply cannot access: the full graph of a user's enterprise work data.