Slow Android phone? Changing these 4 settings revitalized my whole system

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As a person who covers consumer tech for a living, I get to use a few dozen smartphones every year. While I almost always advise on which is the new best smartphone, the majority of consumers don’t upgrade every year. I have friends and family who tell me they don’t want to upgrade and ask, “How can I make my current phone faster?” I finally have an answer.

Also: I test dozens of Android phones every year: Here’s how Google,…