Microsoft just turned 50 and there's no better time to revisit Windows logos. Here's a brief on Windows Logo evolution.

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Laila Maidan is a Tech and Investing reporter at MarketWatch. She covers the rapid developments in the sector along with actionable investment recommendations and deep dives into valuations.

Learn the key signs of low-quality logos, from poor typography to lack of originality, and protect your brand from cheap logo design mistakes.