Steps by Instagram to restrict content for teenagers shows pressure on platforms is working ahead of a social media ban, the education minister says.

Content on Instagram for users between 13 and 17 is set to be restricted in line with PG-13 movie ratings as part of the platform's Teen Account's feature.

The move comes ahead of a social media ban for under-16s - which kicks in from December 10 - but Meta, Instagram's parent company, says the change was not implemented due to the looming age restrictions.

Education Minister Jason Clare said the moves by Instagram proved platforms can take greater action to reduce harm on social media for young people.

"All of the claims by the companies that this is too hard and won't work and they can't do anything is wrong," he told reporters in Sydne

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