The BBC pundit knows a thing or two about performing up front.
Indeed, the Newcastle United legend says the 21-year-old could sometimes be better off when not playing and instead going off to watch a top striker in action.
A poignant example was Tottenham's 1-0 loss to Manchester City on Sunday afternoon, when Shearer analysed numerous clips on BBC football highlights show Match of the Day of how Sergio Aguero used his experience to do what Kane couldn't in the same match.
Shearer also drew upon his own experience, when he was told as a 17-year-old to watch Mark Hughes and learn off him.
It's not a conventional method of training your striker but the pundit says Mauricio Pochettino could encourage his Spurs star to do the same - as he would learn a 'hell of a lot.'
Shearer explained: “When you’re a marked man, you’ve got to produce year after year.
“What I found incredibly useful when I was a 17-year-old kid at Southampton was when I was left out and my manager told me to sit and watch Mark Hughes.
“So, whenever Harry’s not playing, he should go and watch another top player. He’d learn a hell of a lot.”
Tottenham's loss to Manchester City was particularly frustrating as the north London side dominated proceedings at White Hart Lane. But Spurs didn't take their chances and Aguero did...