Battery icon missing from Taskbar
Before getting started with this tutorial, you should know that this is applicable only for laptop users. Other versions may have the same option but in a different location.
Windows 10
The change will affect immediately.
Windows 11
If the Battery icon is missing from the Taskbar of Windows 11: The battery icon will now be visible in the taskbar. If you are unable to do this, and the Power button is grayed out as shown below, then do the following.
Power button System icon setting grayed out
Open the Device Manager. You can press Win + X and select Device Manager. After opening it, you will see this window:
Expand Batteries. You can find two different options.
Microsoft AS AdapterMicrosoft ACPI-Compliant Control Method Battery
Right-click on both of them and select Disable. Now, again right-click on them and select Enable.
Having done this, restart your PC and check. You should be able to get the battery icon or the power icon on your Taskbar. This procedure can work on Windows 11 and Windows 10 as well.