Microsoft has issued an unusual public advisory asking users to uninstall the Windows 11 January 2026 security update after ...

The North Korean hacker group Konni (Opal Sleet, TA406) is using AI-generated PowerShell malware to target developers and engineers in the blockchain sector.

North Korean Konni hackers are now targeting blockchain developers and engineers with AI-generated malware.

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Copilot Notebooks are the future ...

As Microsoft ramps up Copilot’s capabilities in Excel, the AI tool is becoming genuinely useful for spreadsheet work.

Learn how to use OneDrive with automatic Desktop, Documents, and Photos syncing, so your files stay updated across devices.

Once data is loaded into Excel, Copilot allows users to ask questions in natural language instead of building new formulas.

If Excel AutoSave suddenly stopped working for workbooks stored in OneDrive or SharePoint after an Office/OneDrive update, ...

The new crop of default Windows apps is too resource-hungry and inefficient — ditch them for these lightweight alternatives ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...