Windows 11 ships with a maze of background services: some are essential, some are convenience features, and a surprising number quietly collect data or spin CPU and disk cycles while you work. A recent practical guide singled out a small set of these services as safe targets for trimming —...
defragsvc
diagnostic host
diagnostic policy service
diagnostics and feedback
diagtrack
geolocation
group policy
optimizedrives
performance
phone service
powershell
print spooler
privacy
services.msc
telemetry
wdiservicehost
wdisystemhost
windows 11
windows error reporting