Windows Computer Slow

https://answers.microsoft.com/en-us/windows/forum/all/windows-10-performance-and-install-integrity/75529fd4-fac7-4653-893a-dd8cd4b4db00

900 Free Computer Science Courses from the World’s Top Universities

https://www.freecodecamp.org/news/free-courses-top-cs-universities/

FIX: Desktop Window Manager High Memory Usage problem. Computer Slow

https://www.wintips.org/fix-desktop-window-manager-high-memory-usage-problem/

Lenovo laptop internet lost when plugged in

Problem:

I can only access the internet when my laptop is not plugged in. Whenever my laptop is connected to a wall outlet, I will lose access to the internet

Cause:

The problem only happens with Lenovo laptops.
Time is incorrect on AP (Access Point)

Solution:

Corrected time setting on AP. Problem gone.

Carnegie Mellon University Open Learning Initiative PC Hardware (Open + Free)

https://oli.cmu.edu/jcourse/webui/guest/join.do?section=pc-hardware

Carnegie Mellon University
Open Learning Initiative
PC Hardware (Open + Free)

Playing piano on a computer

Playing piano on a computer

https://www.onlinepianist.com/virtual-piano

Tutorial - Recording Computer Playback on Windows

Tutorial - Recording Computer Playback on Windows

http://manual.audacityteam.org/man/tutorial_recording_computer_playback_on_windows.html

Computer can not be Shut Down

Problem:

Can not shut down.

Solution:

Control Panel>Power Options>System Settings>Shut-down settings
Uncheck Turn on fast start-up option

Only see a part of the computers, servers and other network resources in a network

Only see a part of the computers, servers and other network resources in a domain?

Solution:

DNS server manager, under DNS, right-click the server name, choose 'Set aging/scavenging for all zones...'.
Tick 'Scavenge stale resource records'.
Right-click 'Reverse Lookup Zones', choose 'Set aging/scavenging for all zones...'.
Tick 'Scavenge stale resource records'.

Computer Beep Codes

http://www.computerhope.com/beep.htm

Computer POST and beep codes

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