1-3 of 3 Answers
I feel that there is no "should" . If the head is doing an acceptable job, why change it?
Sorry, there was a problem. Please try again later.Usually every six months.
Sorry, there was a problem. Please try again later.I do it when the old shaver starts to have gaps in the screen. But it's recommended 18 months. I get my replacement through Best Buy in the mail.
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