Factory reset does not work

• /e/ version: 0.19-20210918136091
• Device model(s): suzuran - maybe also LG G5 (International) h850, and Samsung Galaxy S7
• Device rooted: no

Summary

Factory reset does not work. The Erase all data button in the 'Erase all data?' screen does nothing, and appears to be inactive . Tried again after after reboot - still no joy

The problem

Steps to reproduce

• Settings | System | Advanced | Reset options | Erase all data (factory reset)
• Choose Erase all data (factory reset)
• Choose Delete all data
• Confirm screen pattern
• Choose Delete all data

Nothing happens

What is the expected correct behavior?

Device should boot into TWRP, wipe data partition, and reboot into a 'fresh system'

Relevant screenshots

Solutions

Workaround

Manually enter TWRP and wipe or format data