I disabled sandbox from settings, restarted pc, now i can’t find it nowhere even that is present in “Programs and Features - Avast - Change”. Tools tab from home page is empty and setting is missing tools tab.
hey have you tryied a repair of avast?
start-programs-add/remove programs scroll to avast, hit uninstall-hit repair rebott your system. if not try it.
This also may help:
REPAIR and RESET Avast Installation