Fix high CPU usage | Windows help
Constantly high CPU load slows every program. Task Manager usually reveals the culprit. This guide walks you through common fixes step by step. If it does not work or you prefer professional help, Leftclick AG in the Basel region is here for you.
Step by step
- 1
Open Task Manager
Press Ctrl+Shift+Esc and sort Processes by CPU.
- 2
End the program
End the program as a test. If load spikes again, check updates or uninstall.
- 3
Wait for Windows Search
After updates Windows indexes briefly. Wait 30 minutes or restart Windows Search.
- 4
Malware scan
Run a full scan under Windows Security.
- 5
Check drivers
Update graphics and network drivers via Device Manager.
When DIY is not enough
If these steps do not help, you are unsure, or several devices in your business are affected, Leftclick AG can take over troubleshooting. We work via remote support or on-site in the Basel region and find the root cause without guesswork.
FAQ
- Is the initial consultation free?
- We briefly clarify the issue by phone and honestly tell you whether a DIY fix is enough or professional help makes sense.
- Do you support business PCs too?
- Yes. We support SMEs in Basel-Stadt and Basel-Land with managed IT, support and security from a single team.