A problem may occur in Microsoft Windows 10 where the system icons such as the Speaker, Network, or Power icons are grayed out or missing from the Taskbar Notification Area (Systray). The options to enable them in the Taskbar Properties screen may also be grayed out. Try the following steps to try to bring the icons back to working as they should.
Fix 1 – Scan for Hardware Changesl>
Check to see if the icons have returned.
Fix 2 – Registry Fixl>
- Local Settings