Lenovo Laptop touchpad not working. It disappeared from Device Manager

Open 'Device Manager'.
Click 'View', and select 'Show hidden devices'. TouchPad will appear, under
'Mice and other pointing devices.
Right-click it. Select 'Uninstall device'.
Restart computer. Touchpad will be back working.

If after you select 'Show hidden devices', the TouchPad does still not
appear, then Google-search 'Lenovo warranty check Canada'. Click 'Detect my
device'. Click 'Drivers & Software'. Under 'Manua update', click 'Select
Drivers'. Click 'Mouse, Touchpad, Keyboard and Pen(2)'.

Download 'Lenovo Fn and Function Keys for Windows 11 (64-bit) - IdeaPad Slim 5
14, IdeaPad Slim 5 16'.

Install it. Restart computer. Your touchpad will be working now.

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.