If your iPhone 4s or iPad 2 have been slowing down since upgrading to iOS 8, today’s 8.1.1 update is designed to improve performance on those devices. The release isn’t as major as the feature-packed 8.1, which delivered Apple Pay to iOS devices, but it will fix a few bugs.

To install the update over the air, plug in your device and go through the standard Settings > General > Software Update routine.

OS X is also getting an update: 10.10.1 is here to fix Wi-Fi issues on Macs running Yosemite. Hundreds of complaints about Yosemite Wi-Fi problems have flooded Apple’s support forum since the OS upgrade was released last month. The complaints ranged from spotty connectivity to completely borked Wi-Fi.

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