Feature

How to enable the blue light filter in Windows 10

You can keep it on for continuous blockage, or instead choose to limit the filter to specific hours.
pcw win10 bluelight
Alex Kreil / Shutterstock / Jesse Smith

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Alaina Yee is PCWorld's resident bargain hunter—when she's not covering PC building, computer components, mini-PCs, and more, she's scouring for the best tech deals. Previously her work has appeared in PC Gamer, IGN, Maximum PC, and Official Xbox Magazine. You can find her on Twitter at @morphingball.

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