Win7 system computer using optimization software, the current window loses focus how to solve

Cause: The ForegroundLockTimeout item under HKEY_CURRENT_USERControl PanelDesktop in the registry has been modified because the optimization software is running.

Solution:

1. Press the win+R shortcut on the keyboard to open the running window of the computer. In the open running window, type regedit and click Enter to open The registry editor window of the win7 Ultimate computer;

2, in the open registry editor window, click to expand HKEY_CURRENT_USERControl PanelDesktop;

3, then find the option inside ForegroundLockTimeout Double-click to open the item and change this value to any of the 6 digits in decimal (the system defaults to 200000 ms/hexadecimal 30d40).