The cache is the temporary storage file where Chrome stores frequently used information in order to load that information faster. Maybe you’ve heard this one before - but for a good reason! The cache seems like the mysterious fix-all solution for dozens of tech issues, but it’s actually very important to keep up to date on. Reason 1: Your Cache is Beyond Overworked Reason 5: It’s not Chrome, It’s Your Internet.Reason 4: Overzealous Plugins/Extensions.Reason 1: Your Cache is Beyond Overworked.