In default, when pressing the "Enter" key in a worksheet, the cursor moves to the cell below. However, you can change the direction to cells (e.g., up, right, left). To change the selection back, please follow the steps below:
Step 1: Click the "File" Tab from the ribbon;
Step 2: Click "Options" from the left navigation menu;
Step 3: Click "Advanced" from the left navigation menu in the dialog box;
Step 4: Select "Down" from the drop down list "After pressing Enter, move selection" under the section of "Editing options";
Step 5: Click "OK" at the bottom.