Add a warning to /e/ install instructions to avoid fastboot -w failing?

[AnotherElk]

@Manoj: Here’s the next case …

Fairphone 3 - installation problem

Hi, try to install /e/ on FP3 with Linux Mint. I have following the description successful until the fastboot -w command and failed by “”. I would be glad for any hints…:slight_smile: THanks