This normally happens because of the outdated, corrupted, or mismatched touchpad drivers or because of the incorrect configuration, physical key, corrupt gadget files, etc. In this situation, you could perform the subsequent workarounds and get rid of the difficulty easily. You can also use HP Scan Doctor to repair a number of the minor troubles along with your HP devices.

Steps to repair HP touchpad no longer working
Some of the simple and easy-to-comply with workarounds are given below with a purpose to assist you to get rid of the difficulty within a few minutes:

Try to update the touchpad motive force
To download today's drivers on your Touchpad, you can use the subsequent steps:

Begin through navigating to the guide page of HP – https://support.Hp.Com/us-en/drivers.
Here, visit the “Software and Driver Downloads” web page.
When you see a page that says “Let’s identify your product to get started”, click on the “Laptop” alternative.
Here, you have to enter the model range of your devices together with HP Envy, Elite Book, or Pavilion x 360.
After this, press the “Submit” button and then you will be redirected to a new page where you may see a listing of the matching products.
Here, you need to choose “Driver – Keyboard, Mouse, and Input Devices” from the listing to be had software and motive force categories.
In this step, click on at the “Download” choice available next to the “TouchPad or ClickPad” motive force.
When the report is downloaded to the “Downloads” folder, double-click on it.
This motion will set up the latest drivers on your HP laptop or desktop.
Follow the on-display screen instructions to finish putting in the trendy drivers.
Use the “Settings” menu to enable the TouchPad
In the first step, hit the “Windows Key + I” in your keyboard.
After this, visit the “Devices” alternative and click on the menu that appears on the left side.
From here, click on on the “Touchpad” alternative.
Do not forget to show on the toggle which is present below the Touchpad
In the end, restart your PC to save the changes.
Fix HP computer mouse now not working
Just like your TouchPad or keyboard stops responding, the mouse also might not respond every time you connect it together with your HP computer or desktop. Here is how you can restoration the issue immediately.

Reinstall the Mouse Driver
Navigate to the “Control panel” of your device.
From here, click on on the “Mice and other pointing gadgets” to enlarge this tab.
Right-click on “touchpad device” and click on “Uninstall”.
When the confirmation display screen appears, select “Yes”.
Restart your device and deploy the drivers once more from the official website of HP.
Read – https://answers.Microsoft.Com/en-us/windows/forum/all/touchpad-and-mouse-now not-working-on-hp-laptop/

What does HP touchpad indicator lights suggest?
Many HP collections which include HP Probook come pre-equipped with the indicator lights. These lights alternate their coloration in step with the reputation of your touchpad. When you see the yellow light blinking or the orange/blue light is ON, then it manner that your touchpad is locked. This approach that your touchpad is disabled and you can't use it. It doesn’t mean that there is a mistake and hence you want not to worry approximately it. To permit the touchpad, you may double-tap on the sensors and begin the use of the touchpad again. If you are not able to exchange some of the settings of your tool, then you can touch HP Support executives who will sort out your problems in no time.