Alt+arrow might work, unless you're already on a tty on qubes? Depending on the VM techno qubes uses, there might also be a way to switch tty within the VM by ussing some control sequence.

Le 22 décembre 2020 20:18:57 GMT-05:00, bo0od <bo0od@riseup.net> a écrit :
>You cant switch to another tty in VM of qubes because trying it will 
>switch you to tty of the Qubes itself not the VM within Qubes.
>
>Julien Lepiller:
>> Before starting the installation, you should be able to switch to
>another tty and configure network from there. Then continue
>installation from tty1. Does it solve your issues?
>> 
>> Le 21 décembre 2020 21:56:03 GMT-05:00, bo0od <bo0od@riseup.net> a
>écrit :
>>> No, after adding hostname it check for connectivity and after that
>it
>>> shows red screen with message "The selected network does not provide
>>> access to the internet, please try again." and you cant pass that
>>> message/connectivity check.
>>>
>>>
>>>
>>> zimoun:
>>>> Hi,
>>>>
>>>> Sorry for the long delay.
>>>>
>>>>
>>>> On Sun, 11 Aug 2019 at 06:31, bo0od <bo0od@riseup.net> wrote:
>>>>
>>>>> Im trying to install Guix over Qubes and to do so it needs
>manually
>>>>> adding of IP,DNS,Gateway (because its installed over xen
>>> virtualization)
>>>>>
>>>>> But im always facing the issue of not connection failed and reback
>>> to
>>>>> the older step and then again and again with no success to bypass
>>> this
>>>>> step.
>>>>
>>>> I think this is fixed in the installer at least v1.2.  Could you
>>>> confirm?
>>>>
>>>>
>>>> All the best,
>>>> simon
>>>>
>>