After a decade testing PCs, routers, and home networks, I know what causes slow speeds and can help you optimize your internet connection.

Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

Learn why Excel’s Advanced Filter sometimes returns partial matches — and how to control or fix it for precise data filtering ...

Fast research: Like the name suggests, choose this option for a quick search to discover sources. Deep research: If you want a full, in-depth briefing and analysis, choose Deep Research. It'll take ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Learn how to use Excel’s XLOOKUP to return data from non-adjacent columns, saving time and making your spreadsheets more ...

Stay ahead in your industry! Discover the must-have skills shaping the next 5 years of IT support. Future-proof your career ...

Learn Paste Special math, Flash Fill patterns, Go To Special filters, and the F4 shortcut to clean data fast and share Excel ...

An Excel sheet recovered from the email account of assessee can be relied upon to determine the value of imported goods, even without a certificate under Section 138C as Section 138C applies only when ...