Articles and Guides

Practical guides on Excel, CSV, PDF and everyday office work.

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Excel
How to open a CSV file in Excel without broken columns, characters or zeros
October 20, 2026 · 7 min read
Excel
CSV vs XLSX: what is the difference and when to use each format
October 20, 2026 · 6 min read
Excel
How to merge multiple CSV files into one, without copy and paste
October 20, 2026 · 5 min read
Excel
How to split a large CSV file into smaller files that keep the header
October 20, 2026 · 5 min read
Office
How to write an amount in words on a cheque or invoice, in US and Indian format
October 20, 2026 · 6 min read
Security
How to redact a PDF properly, and why black boxes are not enough
October 20, 2026 · 6 min read