Windows 7 Alt+Tab won't stay on top or stick
Alt Tab Not Working In Windows 10 , you may experience an issue where the showed open windows won't stay open or keep steady over any remaining windows. To determine this issue, follow the means underneath.
Open the Start menu and in the Search box, type progressed framework settings and press Enter.
In the System Properties window, on the Advanced tab, click the Settings button in the Performance segment.
In the Performance Options window, as appeared in the image underneath, uncheck the Enable Aero Peek box.
Windows 7 Aero Peek
Snap Apply and afterward OK and your Alt+Tab should function true to form.
Much of the time, the above advances should resolve the issue. Notwithstanding, if the issue endures, a couple of different things to attempt are as per the following.
Obsolete video card drivers can now and again make this issue happen. Check for refreshed video card drivers from the producer of your video card or the PC maker. In the event that more up to date drivers are accessible, download and introduce those drivers, at that point restart your PC.
A damaged console can once in a while cause this issue to happen. Associate another working console to your PC and test if the issue actually happens. In the event that the issue is settled, the first console is likely to blame, Alt Tab Not Working
Degenerate Windows framework documents might cause an issue like this to happen. To fix degenerate framework records, you can have a go at reestablishing Windows back to a previous duplicate, before the issue began to happen.