Not sure why you would think that anyone would suggest your failure to find the downloads page (see the very top of this page) would result in your needing to buy a new Pi.
I think instead of Pi zero, you meant the Pi 1b
Many thanks for that complete information!fruitoftheloom wrote: ↑Mon Feb 24, 2020 6:41 pm
Raspbian Buster is ARMHF 32bit and suitable for all Raspberry Pi SBC & Compute Module:
https://www.raspberrypi.org/downloads/raspbian/telldunkin