A clean restart and a quick look at startup apps usually tell you more than opening ten cleanup tools.
Restart and trim startup apps
Start with the apps that launch every boot and keep the laptop busy all day.
Check memory and storage pressure
Low free space and constant RAM pressure make normal tasks feel much slower.
Close heavy background work
Browser tabs, cloud sync, and meeting apps can quietly create most of the lag.
Update the main system pieces
Windows, drivers, and the slow app itself all matter more than random registry tweaks.
Retest after a clean boot
Use one normal work session to see whether the laptop actually feels better.
- Battery health drops sharply
- The laptop is unusable even after a clean boot
- Fans, storage, or memory faults point to hardware
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