Is it possible to disable ALT+TAB temperarily?

Blitz3D Forums/Blitz3D Programming/Is it possible to disable ALT+TAB temperarily?

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When you alt+tab out of a fullscreen blitz app the program then freezes until you return to it.
Also on returning to the app the program may crash (varies with machine and can be random too or result in unstable running... strange graphics, etc).