@LoneSt4r said in Recalbox 7.0.1 Fresh Install on Raspberry Pi 1 Stuck on Update Page and 100% CPU:

Enlarging the partition made sense to me, but it was the cause of my problems.

you need to flash your microsd with dd command line, and launch recalbox first one.
because
the share is created during the 1st installation on the rest of the free space