When you use 360 to optimize the boot speed, you may find that the black arrow in the Start menu is missing, although it will not affect the coding but it is very uncomfortable and inconvenient
When you've been searching the internet for a lot of ways, you might as well do it.
If you find that the second option cannot be selected
"Search programs and Files", enter "Gpedit.msc", open "Group Policy",
Select User Configuration--Administrative Templates--Start menu and taskbar--Turn off user tracking,
Select "Not Configured"
"Search programs and Files", enter "Gpedit.msc", open "Group Policy",
Select User Configuration--Administrative Templates--Start menu and taskbar--"Do not keep history of recent open documents",
Select "Disabled"
You'll have to reopen the file several times after you've finished selecting it.
The Start menu of the incurable diseases The Black arrow is missing.