A few days back chrome icon on my task bar started showing blank instead of chrome icon as in the screenshot below.
To restore the chrome Icon the you need to kill the explorer task and enable it. Find the steps below using windows command prompt.
1. Right click on the windows icon and hit on run
2. run this command to kill the explorer process
taskkill /f /im explorer.exe
3. To start explorer run the command below and you should see the chrome icon on the task bars as before.
explorer.exe
