Taskbar Pro

Custom vertical taskbar for Windows 11 and 10

Taskbar Pro does not replace your Windows taskbar but rather supplements its.
Use FancyZones from Microsoft PowerToys to define a screen area for Taskbar Pro to occupy.
Right click Taskbar Pro title bar to access the system menu.
From the system menu you can open the settings window and lock Taskbar Pro.
For Taskbar Pro to be fully functional you need to lock it once you positioned it.

Recommendations:
Put Taskbar Pro on either side of your screen.
Leave the Windows taskbar at the bottom of your screen and consider setting it to hide automatically.