How to delay Windows 8 lock screen

You can do it by right click on desktop and select Personalize and then under there select the Screen Saver. Now increase the Wait time according to your wish.

Windows 8 (just like the previous versions) has a setting to display the logon screen when resuming after a screensaver is activated.

You can change the wait time until the screensaver is activated in the same window.

You can set the timeout int the Screensaver settings

We get an option On resume, display welcome screen

In the Wait slider just set the timeout to 120 mins