Update LyX with 64-bit installer on Windows

[Yu Jin]

Am Mi., 2. Dez. 2020 um 22:28 Uhr schrieb Richard Kimberly Heck <
rikiheck at lyx.org>:

> On 12/2/20 3:37 PM, Yu Jin wrote:
>
> Am Mi., 2. Dez. 2020 um 20:24 Uhr schrieb <_johnny7_ger at web.de>:
>
>> Perfect, thank you for elaborating on this. I suspected something along
>> these lines but wanted to be sure. It is generally handy to be able to
>> update so it is good to hear this will still be supported (but I assume
>> for 2.4 it won't be possible?).
>>
> Every major release will have to be installed freshly, meaning into an
> empty folder. This is not because of the installer itself though, but
> rather because of LyX. Usually major releases bring new features and get
> rid of some old stuff, so a fresh "restart" is needed. The installer for
> 2.4 won't detect your LyX 2.3 because of that. It will also be the same for
> 2.5 and so on. But once you have a 2.4 installation, every next minor
> release (2.4.x) will again be able to detect your older 2.4 installation as
> usual and propose to install over it. This was always the case and will
> always be the case (well, except for the case of 2.3.6 :)
>
> Just to add a little bit to this: I knew the new installer would bring
> some hiccups. But, since we have had only good reports about it, and since
> a 64 bit version is especially important, it seemed worth going ahead now.
>
> Eugene, will the 2.4.x installer migrate user preferences from 2.3.x
> (assuming they are found in the most usual place)? It would be very good if
> it could.
>
Not as it is now, it should be no problem to implement though. I can do it,
will it be enough to copy "preferences" and "session" from old userdir to
the new one?
-- 
    Eugene
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