How to make excel table lines bold

How to bold the table lines: First select the content of the table to be bolded, click the Format option in the menu bar, select the Set cell format option, and the Cell Format dialog box will pop up. Then select the Border tab and set both the outer border and the inner border to thick solid lines in the Preferences options.

Specific operation method:

1. Select the content of the table to be bolded:

2. Click Format option in the menu bar:

3. Select the format cell option:

4. When the Format Cells dialog box pops up, select the Border tab, and select thick solid line in the line style:

5. Select Outer Border and Inner in the preset options. That’s it:

The result is as follows:

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