how to remove right rectangle on left side of the cell

[hktom]

dear sir

when we copy column b to d by paste at value. there
is green color rectangle on left top side of the cell.
how to remove it at one times!!!

attached pls find the file , we want the result LIKE at column F

tks
tom

[Andy Pope]

Those green triangles are background error checks. See article for more information, including how to disable.

https://support.office.com/en-za/art...1-2492c30d5ddd

[hktom]

problems solved thank a lot