Press Win+R key to open the running window, enter msconfig, and click OK;
In the system configuration window, switch to the startup items, click Open Task Manager, and disable some unnecessary startup items.
Method 2: End the corresponding process in Task Manager.
Press Ctrl+Alt+Del to open the task manager, see which memory usage is high, and then end the program.
Method 3: Check whether the computer is infected with virus.
Too high CPU usage may also be a virus in the computer. Using anti-virus software to completely kill the computer requires disconnecting the network.
Method 4: Turn off various application effects on the computer.
Right-click this computer icon on the desktop, select Properties, and then click Advanced System Settings on the left.
Click the Settings button under Performance to cancel some useless visual effects.
Method 5: Disable the connected user experience and metering service.
Press Win+R to open the running window, enter services.msc, and click OK;
Locate and double-click User Experience and Telemetry to open the connection, set the startup type to Disabled, and then stop the service. Set Superfetch Service Control Panel–Administrative Tools–Services–Superfetch–Startup Type–Automatic (delayed startup).