On 11 Jul 2019 13:33:22 GMT, A. Dumas 
declaimed the following:

>I installed Buster 2 weeks ago and wanted to check for updates the other
>day but got an error:
>
>E: Repository 'http://raspbian.raspberrypi.org/raspbian buster InRelease'
>changed its 'Suite' value from 'testing' to 'stable'
>N: This must be accepted explicitly before updates for this repository can
>be applied. See apt-secure(8) manpage for details.
>
>Despite the reference it took me a while to figure out I needed to add this
>option, once is enough:
>
>$ sudo apt-get --allow-releaseinfo-change update
>
>(then normal upgrade or dist-upgrade without the option). I later saw that
>some got an interactive prompt to accept the change but that wasn't the
>case for me.


FYI: the foundation has released a new NOOBS release with the formally
released Raspbian/Debian 10.

 This release once again includes Mathematic/Wolfram



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