ଏହି କଣ୍ଟ୍ରୋଲ୍କୁ ପରିବର୍ତ୍ତନ କରିବା ଫଳରେ ଏହି ପୃଷ୍ଠା ସ୍ବୟଂଚାଳିତ ଭାବରେ ଅପ୍ଡେଟ୍ ହୋଇଯିବ

If the Dock contains an icon with a question mark
If an app’s icon is in the Dock and you delete the app from your Mac, the icon remains in the Dock but is covered by a question mark.
Remove the question mark icon: Drag the icon out of the Dock until you see Remove.
If you want to download an app again, see Manage app purchases and subscriptions.