Glenn FleishmanSenior Contributor, TechHive

Glenn Fleishman is the author of dozens of books. His most recent, updated for iOS 14, iPadOS 14, and Big Sur, are Take Control of iOS and iPadOS Privacy and Security, Take Control of Your Apple ID, Second Edition, and Take Control of Wireless Networking and Security. He’s a senior contributor to Macworld, where he writes Mac 911.

best surge suppressor product hub

Best surge protector: Reviews and buying advice

Far better than ordinary power strips, these products will protect your expensive electronics from dangerous power spikes. We'll help you pick the right one for your home or small office.

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AmazonBasics 360-watt Standby UPS review: You’ll find better values in this space

This UPS doesn’t fare well in a head-to-head match-up with similarly priced units from competitors.

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Uninterruptible power supply buyers guide

A surge protector will save your equipment; a UPS will do that and save your work, too—or let you save your game during a blackout.

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CyberPower PFC Sinewave UPS review: This is the perfect power backup for most PCs and Macs

The combination of features, including a programmable front-panel LED, makes this unit ideal for most computer owners.

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TP-Link Kasa Smart Wi-Fi Power Strip review: The ultimate surge protector for the smart home (or smart home office)

This smart outlet strip has it all: sophisticated scheduling, power monitoring, and support for voice control via Amazon Alexa, Google Home, and Microsoft Cortana.

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Tripp Lite SmartPro Line-Interactive Sine Wave UPS (SMC1000T) review: High-end UPS, relatively low-end price

This uninterruptible power supply is a great investment for anyone looking to protect a high-performance PC.

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AmazonBasics 450-watt Standby UPS review: Amazon’s affordable standby backup power delivers too little

Once a competitive option, Amazon’s 450-watt UPS doesn’t match up head to head.

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Belkin SurgePlus USB Wall Mount surge protector review: This compact outlet-mounted gadget checks all the boxes

This compact surge protector hugs the wall, so it takes up much less space than an outlet strip. And it has integrated 2.1A USB charging ports, too.

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Wireless mesh networks: Everything you need to know

There are genuine benefits behind the hype for mesh Wi-Fi technology.

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Amped Wireless Smart Strip review: Most effective when it's paired with an Amazon Echo or Google Home

You can control its three outlets and two USB ports independently, but its app has weak timer features and no scene-control functions.

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APC SurgeArrest Performance P12U2 review: Lots of outlets and great features, including USB charging ports

This model offers the best value for the most outlets, with USB charging as a bonus.

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Tripp Lite TLP1008TEL review: Good protection for 10 outlets at a bargain price

This is the right choice for a 10-outlet surge protector with spacing that allows maximum deployment of plugs.

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Wi-Fi gets quicker with 802.11ax, but buying early might offer few advantages

The latest Wi-Fi standard makes home networks faster, especially for video streaming.

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How to fix your Wi-Fi network

Whether your PC isn't connecting to the internet, or your wireless connection is inconsistent, or your device keeps joining the wrong network, we have answers to common Wi-Fi issues.

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Apple TV 4K adds HDR and faster performance

Apple TV 4K offers 4K HDR video, better access to live sports, and an iPad Pro CPU, all for $179.

on macworld.com