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HP and Dell disable HEVC support built into their laptops’ CPUs
(arstechnica.com)
This is a most excellent place for technology news and articles.
H.265 is not a royalty free standard like AV1, VP9, Theora, etc. It's covered by proprietary patents held by groups like MPEG LA so in order for manufacturers to build hardware level support for it into their devices they have to pay whatever the then current royalty fees are to those patent holders.