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Was there no option to uninstall the latest update in the recovery Environment?
2
If System Restore also failed, go to Troubleshoot - Advanced Option - Startup Settings and click Restart
Upon restart, press 5 to enter Safe Mode
Once in Safe Mode, backup your data if you do not already have a backup
Open Device Manager and check to make sure all your Drivers are up to date
Reboot to see if Windows will start Normally
If the above fails, go to Troubleshoot - Advanced Options - Reset this PC
Choose to keep your files and apps, just your files or to keep nothing
Then start the Reset