Getting inside is surprisingly easy.

Is it worth it to upgrade a laptop’s RAM or storage? We had a chance to find out when Dell asked us to test the upgradability of its Inspiron 15 7000.

I admit that as I faced this challenge, I started sweating. Panic-sweating. In my experience, upgrading a laptop is never a fun time. Cracking the case open feels borderline illegal, and once you’re inside you find a maze of tiny screws, tiny parts, tiny wires—like disarming a bomb built for ants. Many laptops don’t want to be opened, hiding the screws or voiding the warranty if you dare.
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https://www.pcworld.com/article/3538028/is-upgrading-a-laptops-ssd-and-ram-worth-it-we-try-it-in-the-dell-inspiron-15-7000.html