On 26/08/2019 17:25, Martin Gregorie wrote:
> I thought my recent in-situ upgrade (Stretch -> Buster) went surprisingly
> well seeing that it was the first Raspbian attempt at in-situ upgrades.
> By and large it 'just worked' even though it took its time (but then so
> do Fedora in-situ upgrades and they've been doing them for the last 10
> distro versions). But, you MUST have Stretch fully updated before
> attempting it

Over the years I've in-situ upgraded from squeeze > wheezy > jessie >
stretch > buster, plus upgraded the Pi its running on from B (256M) > B
(512MB) > 2B > 3B > 3B+ > 4B. Just make sure its up to date on the
current version and fully backed up before you begin.

---druck

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