Adjusting the rear derailleur on a bike is an important way to fine-tune your bike's shifting performance, but is complicated and can vary in method and effectiveness depending on the brand of derailleur. This video features instructions on how to adjust a low-normal rear derailleur using the adjustment screws.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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