Just got a MacBook not long ago，You may find that your computer’s startup items are messy and disorganized。Some programs are set to start at startup by default after installation.，But the program you want does not start。Next，Let’s take a look at how to add and delete MacBook startup items。 How to set startup items： 打开系统偏好设置 点击左上角苹果标志，Select "System Preferences"。 进入用户与群组 在系统偏好设置中找到并点击“用户与群组”。 选择管理员账户 在左侧列表中选择你的管理员账户，Then click the "Login Items" tab on the right。 ...