How to password protect files and folders in Windows
Trythestepsbelow:1.Right-clickonthefolderyouwanttokeepsafe,andamenuwillpopup.ChoosePropertiesfromthatmenu.,FindthefolderyouwanttopasswordprotectandclickChoose.ChoosefolderonMac.Selectanameyou'dlike,aswellastheencryption ...,Right-clickonthefolder...。參考影片的文章的如下:

