Microsoft Cross Device Service high Memory or CPU usage
Aug 28, 2026
Is Microsoft Cross Device Service using unusually high CPU or memory on your Windows 11 PC?
If you’ve noticed your system slowing down and this process constantly consuming system resources in Task Manager, there could be a problem with your phone and PC connectivity features.
In this video, I’ll show you how to reduce or fix high CPU and memory usage caused by Microsoft Cross Device Service.
So, let’s get started.
Link: https://www.thewindowsclub.com/microsoft-cross-device-service-high-memory-or-cpu-usage
00:00 Intro
00:26 Disable the Phone Link app and Mobile devices from Startup
01:08 Turn off Share across devices
01:40 Turn off the Show mobile device in File Explorer feature
02:11 Remove Phone Link app
02:37 Reinstall Cross Device Experience Host
PowerShell : Get-AppxPackage *CrossDevice* -allusers | remove-appxpackage -allusers
remove cross device service host
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