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Depending on your location this might not be anything that can be fixed on Armbian side. If this happens on any mirror, the issue is either your setup or ISP blocking access.

Tried this way? https://docs.armbian.com/User-Guide_Autoconfig/

How to debug boot issues: https://debug.armbian.de

Providing logs with armbianmonitor -u helps with troubleshooting and significantly raises chances that issue gets addressed.

Provide full logs

Providing logs with armbianmonitor -u helps with troubleshooting and significantly raises chances that issue gets addressed.

vendor kernel has rknpu enabled by default. edge will receive initial support for it (called Rocket then) with 6.17 iirc.

moved to tvboxes

Then you should stay with edge for now. current will only receive critical and security fixes due to its LTS nature.

moved

There is only amd64 download as far as I can see. Yes, browser compilation takes crazy amounts of memory and computing time.

There is no official support for offline work. You can try OFFLINE_WORK=yes but no clue if it still works.

./compile.sh BOARD=orangepi5-plus BRANCH=vendor RELEASE=noble ENABLE_EXTENSIONS=mesa-vpu or something like that for an image with this extension built-in. There is no method to install this on a existing system (yet).

https://docs.armbian.com/Process_Contribute/#adding-a-new-board

For those we cannot and will not help. This is a fork which uses the name Armbian without permission and does not contribute to the core development process. Ask at their place for help. For the leftover: code { font-family: Consolas,"courier new"; color: crimson; background-color: rgba(0, 0, 0, 0.2); padding: 2px; font-size: 105%; } armbianmonitor -u would be a good start.