Solution to the problem that there is no grid line in the table: first select the area where the grid lines are not displayed, right-click the "Format Cells" option; then click "Pattern"; then click "Border" , "Outer Border", "Inner" options; finally click "OK".
Recommended: "Excel Tutorial"
Method
Select the area where each line is not displayed , right-click the "Format Cells" option.
Click "Pattern", confirm that the background color is colorless, click "Border", click "Outer Border", and select "Inner".
Click "OK" and you will find that the border grid of the cell is displayed.
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