How to replace a data from specific columns to specific

Hi @suraj_gaikwad

You can use the below LINQ Expression to replace the yes with pending in specified 3 column,

- Assign -> dt_Output = (From row In dt_Input.AsEnumerable
                         Let Column3Value = If(row("Column3").toString.tolower.equals("yes"), "pending", row("Column3").ToString)
                         Let Column4Value = If(row("Column4").toString.tolower.equals("yes"), "pending", row("Column4").ToString)
                         Let Column5Value = If(row("Column5").toString.tolower.equals("yes"), "pending", row("Column5").ToString)
                         Select dt_Input.Clone.Rows.Add(row("Column1"), row("Column2"), Column3Value,Column4Value, Column5Value)
                                    ).Copytodatatable()

Note: Change the column names based on your input data.

Hope it helps!!