Problems trying to downgrade to 18.04.1

[AnotherElk]

@Herve5

Torch on does NOT solve the issue here (latest FP open, on a brand new FP2)

Connected to a charger or USB perhaps?
I occasionally got this with LineageOS 15.1 when connected to USB, but I see no pattern.
Not connected to anything the flashlight workaround worked everytime I tried.

@Herve5

Can someone tell me if by installing the 'manual switcher back to 18.09.2 I get back to Android 6?

No. You need to install 18.04.1.
Links for this downgrade are given here …

Android 7 update: most annoying bugs, FAQ, etc

Here’s an overview of what crops up most often on the forum: Most annoying Bugs Note that where workarounds are listed, these are not meant as a permanent solution. In other words, Fairphone should/will come up with a permanent fix. The workarounds are provided as a temporary measure. A statement by Fairphone about future updates can be found here. If you are affected by any of these issues, please add any useful new information on the official bug tracker. If you don’t have anything to add, b…

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@Herve5

I have to offer one of my new phones in the coming days, and the reboot-instead-of-shutdown is just a no-go .

But as long as there’s no fix, the buyer would be affected once he/she upgrades to Android 7.