How to circle around a cell in Excel? Circle around a cell with Oval shape. Circle around a cell with VBA. Click Insert > Shapes, and select Oval shape from the Basic Shapes section in the list. Right click at the shape and select Format Shape from context menu. Click to see full answer. Keeping this in consideration, what is invalid data in Excel?Supposing you have a range of data you want to circle some values which don’t meet your condition, in Excel, you can use Data Validation feature to create rules for selected data range, and then apply Circle Invalid Data function to circle all the data beyond your criterion.One may also ask, how do I change data validation in Excel? Edit a drop-down list with items that have been entered manually On the worksheet where you applied the drop-down list, select a cell that has the drop-down list. Go to Data > Data Validation. On the Settings tab, click in the Source box, and then change your list items as needed. Considering this, how do I find bad data in Excel? Search for invalid data in your Excel file Right-click the toolbar and select Formula Auditing toolbar. Click the Circle Invalid Data button. How do you use data validation in Excel? Add data validation to a cell or a range Select one or more cells to validate. On the Data tab, in the Data Tools group, click Data Validation. On the Settings tab, in the Allow box, select List. In the Source box, type your list values, separated by commas. Make sure that the In-cell dropdown check box is selected.