Solving Search Icon Not Working in Windows 10: Restart the Windows Font Catch Service

 Windows Search Icon & Search Box can be broken after you try to install new fonts in your computer but encounter some problems. The solution can be Stop the Windows Font Catche Service first, the Restart it.

Restart Windows Font Cache Service:

* Open "Services" (services.msc).

* Locate "Windows Font Cache Service."

* Right-click it, select "Stop," and then "Start".