If you see columns for CPU, Memory, Disk, and Network, then you’re already seeing the detailed view and can skip this step.
If running the SFC didn’t work, you can type DISM /Online /Cleanup-Image /RestoreHealth and restart your computer again.
You’ll also find the gear icon for settings in the Start Menu.
You can opt to “Add a user without a Microsoft Account” to avoid any confusion with your original account. You’ll need to use this new account every time you use your computer. Your original account may have a corrupted or missing file that triggers problems for your taskbar, so using the new account will avoid those issues.