unable to open google chrome browser in windows 10

That means that Google Chrome is running passively, not actively (opened with a window).  You will find google chrome in task manager, in "more details" view.  It will be in the background apps sub section, once you have more details view opened. 

Hello
I'm Peter F independent Advisor
End all chrome process
Press Ctrl + Shift + Esc to open up Task Manager. In the Processes tab look for google chrome right click and end task
Then Press Windows key + R paste " appwiz.cpl " to open program and features and select google chrome and try to uninstall it
I hope it helps

Hi Richard. I'm Greg, an installation specialist and 9 year Windows MVP here to help you.

Right click Start button to open Task Manager, show more Details, on Details tab scroll down to find each Chrome process to End Task.

Then uninstall Chrome in Settings > Apps & Features, restart PC, reinstall from a fresh download here: https://www.google.com/chrome/

I hope this helps. Feel free to ask back any questions and keep me posted. If you'll wait to rate whether my post helped you, I will keep working with you until it's resolved.

________________________________________________________

Standard Disclaimer: There are links to non-Microsoft websites. The pages appear to be providing accurate, safe information. Watch out for ads on the sites that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the sites before you decide to download and install it.

Hi Richard. I'm Greg, an installation specialist and 9 year Windows MVP here to help you.

Right click Start button to open Task Manager, show more Details, on Details tab scroll down to find each Chrome process to End Task.

Then uninstall Chrome in Settings > Apps & Features, restart PC, reinstall from a fresh download here: https://www.google.com/chrome/

I hope this helps. Feel free to ask back any questions and keep me posted. If you'll wait to rate whether my post helped you, I will keep working with you until it's resolved.

________________________________________________________

Standard Disclaimer: There are links to non-Microsoft websites. The pages appear to be providing accurate, safe information. Watch out for ads on the sites that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the sites before you decide to download and install it.

Hi Greg, thanks for the valuable guidance, me just an illiterate in computer, no book knowledge except practical. it was helpful. even before uninstalling and re instlling on restarting the computer, the chrome browser started opened.