My PC won't lock no matter what way I try to do it.
Via win+L, ctrl+alt+del or the start menu.
When I press one of these nothing happens at all.
Any ideas?!
System Manufacturer/Model Number HP 8100 Elite OS Windows 7 Professional 64 bit SP1 CPU Intel Core i7 2.8GHz Memory 4GB Graphics Card ATI Radeon HD 4550 Monitor(s) Displays HP 22"
Also, please run the SFC file checker (the sfc /scannow command) 3 times and post the last log file here once you have completed it for me. Follow the directions here: SFC /SCANNOW Command - System File Checker
System Manufacturer/Model Number Dell XPS 15 L502x OS Windows 7 Home Premium 64bit (O.E.M) CPU Intel Core i7 2630QM @2.00GHz Memory 6GB DDR3 Graphics Card Intel Intergrated Graphics 3000, nVidia GT525M (1GB) Screen Resolution 1366x768
Keyboard Backlit Dell XPS 15 L502x Keyboard Mouse Microsoft Wireless Mobile Mouse 4000 Hard Drives 750GB Seagate 7200rpm Internet Speed 2.5 Mb/s down, 0.36 up