windows 10 disk and cpu 100
1. Open Start > Settings > Privacy > Background apps
Disable all Background apps.
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2. Disabling Windows Update:
Press Windows key + R
Type: services.msc
Hit Enter
Scroll down to Windows Update
Select it then right click it
Click Properties
Under the General tab, choose Startup type to Disabled
Click Stop
Click Apply then OK
Also, check whats starting up with Windows.
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3. Press Windows key + X
Click Task Manager
Click Startup tab
Disable all except Windows Defender.
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4. Disable Windows notifications.
a. Click on the Windows flag (Start menu) and open Settings.
b. At settings window, select System.
c. Select Notifications & actions at the left and then set the Show me
tips about Windows notifications to OFF.
d. Close settings window and check if the HDD 100% usage problem persists.
If persists, then try to turn off all other notifications.
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5. Press Windows key + R
Type: msconfig
Hit Enter
Go to the services tab
Check the box, hide all Microsoft services
Disable the remaining services
Click Apply then OK
Restart if prompted