On 31.12.20 11.59, Jan Panteltje wrote:
> On a sunny day (Wed, 30 Dec 2020 18:13:27 -0000 (UTC)) it happened Jim
Jackson
>  wrote in :
>
>> On 2020-12-30, Jan Panteltje  wrote:
>>> Just bought a PI4B 8 GB
>>> Unfortunately it does not run SDcard images from my older PI4,
>>> boot process hangs with something like 'use more modern software'.
>>> It runs OK with 2020-12-02-raspios-buster-armhf-full.zip (just downloaded
from raspberry org)
>>>
>>> Web search talks about these 4B having a boot EEPROM..
>>> This is a problem as there is a year or more of work in the current images.
>>>
>>> Whats up?
>>
>> Put the sdcard back into the older pi4 and run update on the operating
system.
>>
>> apt-get update
>> apt-get upgrade
>>
>> That should update the boot loader stuff and it should boot in the 8Gb Pi4
>>
>> I've done that before when upgrading Pi hardware.
>
> Thank you very much, that worked!
> It added 1.6 GB software / updates too, just enough left of my 10 GB G4 on
the last
> day of the month...

After the upgrade write:

   sudo apt-get autoremove -y
   sudo apt-get autoclean

so you will get rid of obsolete packages.

--

-TV

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