Re: The Android port and the Emacs web page

[Po Lu]

Peter Oliver <p.d.oliver@mavit.org.uk> writes:

> On Sat, 25 Jan 2025, Po Lu wrote:
>
>> Once the versionCode property is increased, upgraded installations
>> cannot be downgraded to previous Emacs releases,
>
> I believe that this isn’t entirely true; downgrades can be done with `adb 
> install -d …`.

I recall that adb disables this option if either the downgrade or the
existing installation is not a debug build.

> We don’t want to force users to have a computer running adb in order
> to install Android on Emacs.  However, it seems to me that downgrading
> Emacs is something that’s most commonly going to be done by developers
> and testers.  End users are much less likely to downgrade a package,
> but are likely to expect regular upgrades to be taken care of for
> them.

Nothing interferes with upgrading to an Emacs release with the same
versionCode as that which is installed.