Lock and Unlock Grid Columns
You can lock one or more grid columns on the left side of a data entry grid to prevent them from moving when scrolling the data entry grid. Grid columns to the right of locked columns remain scrollable.
To lock a grid column, right-click a grid column and then select Lock Column in the shortcut menu that opens.
Lock Column Menu Option
To unlock a locked grid column, right-click the locked grid column and then select Unlock Column in the shortcut menu that opens.