Laptops quietly monitor their own health, but most people never tap into the tools that can warn of trouble long before a crash or data loss. Built-in hardware diagnostics sit below the operating ...
How we test laptops at ZDNET in 2026 ...
Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...
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