Tweaking the User Account Control (UAC) settings. By default, the User Account Control is set to pop-up whenever an app or program attempts to make changes to your computer. If you're not using an administrator account, the UAC will also prompt you to enter an administrator's password before allowing the app/program to make changes.
Only time will tell. In Europe, World War 2 is considered to have begun on September 1, 1939, with the Nazi German invasion of Poland. In 1940 Nazi Germany invaded and occupied most of France. Eventually the Germans occupied most of Europe. In 1941, Hitler abrogated his treaty with Stalin by invading the Soviet Union.
But if you think about it, WW2 started on different dates for all countries. 1931 was the official start of the war for Japan who invaded Manchuria. 1935 was the official start of the war for Italy who invaded Ethiopia. September 1, 1939 was the official start date of the war for Germany who invaded Poland.