Which operating system ???
CMOS (Complementary metal oxide semiconductor) refers to the
battery-powered, semi-conductor chip located on an HP computer's motherboard.
It is where the BIOS stores important information regarding
the PC's system configuration. CMOS is required for an HP laptop and its
hardware to run stably.
Sometimes, however, it is necessary to clear CMOS, such as if you lose your
BIOS password or your BIOS is corrupted.
Clearing CMOS on HP laptops varies depending upon the model,
but for a lot of laptops, the process simply requires removing the battery for
a short period of time.
Power down your HP laptop. Remove the AC adapter and any
other peripheral devices. Turn over the computer so that the bottom side is
Ground yourself, either by touching a piece of unpainted
metal or by wearing an anti-static wrist-strap.
Locate the battery.
This will vary depending on your laptop's model, but it is
usually located on the back, near the rear of the laptop.
Review your laptop's documentation to find the battery, if
Many newer models require that you remove the battery by
releasing or holding down one or two latches, then gently pulling the battery
Some models may instead require that you unscrew the battery
from its compartment.
Leave the battery out of the compartment for at least 30
Do not attempt to turn on the computer and do not touch the
battery within that time.
Some HP laptops may require you leave out the battery longer
to clear CMOS, others might take only 10 to 15 minutes to reset.
Ground yourself, then put the battery back into the HP
Snap the battery latch into place or screw the cover back
on, if necessary.
Removing a Bios - CMOS Password
Disable Fingerprint on an HP Laptop
Many HP laptops include a fingerprint scanner to enhance the
security of your computer.
When the fingerprint scanner is enabled, the computer
requires a fingerprint scan to log onto Windows.
Disable the fingerprint scanner if you do not need or want
With the fingerprint scanner disabled, you can log on to
Windows using a password.
You can enable the fingerprint scanner anytime you need to.
Access the Device Manager on your computer.
Select "Control Panel" from your
computer's Start menu.
Click "Hardware and Sound" and then
click "Device Manager."
Find "Personal identification
devices" in the "Device Manager" list.
Click the "+" sign next to
"Personal identification devices."
This opens a list of all of your devices.
Click on "Validity Sensor."
Select the "Driver" tab at the top
of the properties window and click "Disable" to disable your fingerprint
The button changes to "Enable" and
you can enable the fingerprint scanner at any time.
Click "OK" to
exit out of the window.