MacbookCheckrBlog — Mac tips and guides
How many cycles does a MacBook battery last? When to replace it
What a charge cycle actually is, how many cycles a MacBook battery is rated for (300 to 1,000), and the threshold where replacement is worth it.
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Mac serial number decoder: find the model, year and warranty
Free Mac serial number decoder: factory, year and week of manufacture, model code — then how to check the warranty with Apple and spot a tampered serial.
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Apple vintage vs obsolete Mac: what it means for repairs
Apple sorts its Macs into three statuses by age. Here's what each one means for parts, repairs and macOS.
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How to check a used MacBook before you buy it
Battery, display, ports, serial number: what to check before buying a used MacBook, in ten minutes on the spot.
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