1. select the SSN cells, and click Kutools > Text > Add Text. See screenshot:
2. Then in the Add Text dialog, type dash - into the textbox below Text, and then check Specify option and type the position you want to add dash into the text box, if you need to add dashes to several positions, using comma to separate them. See screenshot:
3. Click Ok or Apply, then all SSN cells are add dashes in specific locations
Add Dash To SSN/Phone Number
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