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TechRadar
TechRadar
Darren Allan

New Windows 11 bug is slowing down some devices by up to 25% and piling more misery on Microsoft

Angry man screaming at laptop.

A Windows 11 bug which is seriously slowing down processors has been discovered in test versions of the OS – although Microsoft has said it’s on the case, so it should be fixed soon enough, with any luck.

The bug is present in preview builds of Windows 11 24H2 – the next big update for the operating system – and it’s caused by the Cross-Device Experience Host going wrong somewhere.

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