Dedicated gaming button on Nubia Red Magic(NX609J) & fingerprint issue

Dedicated gaming button on Nubia Red Magic(NX609J) & fingerprint issue
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The dedicated gaming button on nubia can be coded for profiles as done by OMNI. This can be included in the mokee too. for Ref Omni Link For reference .
Plus the fingerprint issue mentioned This issue is with 8.1 vendor. , The issue goes with detail. even with android 10, if you cleanflash ROM the old fingerprints always gonna be there, till you flash official 9.0 and let it boot and clean the whole internal storage itself.