Roll back to the previous /e/ OS v.0.23 from v.1.0?

[AnotherElk]

@0_o

Is it possible?

The OS version before the last update should be available on the now inactive OS slot of the two OS slots. Be prepared to do a factory reset (may or may not be necessary).

FP3 latest update corrupt, doesnt work

The Fairphone 3 is an A/B device. It has two slots for the OS (A and B). While you use one slot, updates get installed to the other slot in the background. If you are familiar with the fastboot command … fastboot getvar current-slot … should give you the slot which now doesn’t boot … or “INVALID” if something went even more wrong. fastboot --set-active=a or fastboot --set-active=b … will set the slot for the next boot. Try whether the phone boots with this. The data partition is shared betwe…

@AnotherElk

In practice the older OS version on the other slot might or might not like the state the data partition is in, and if not, demand a factory reset before it would boot.