Hey @FiiO , I’m still having issues with the shelf filters on EQ. They don’t seem to work. The issue is when I’m trying to set a LowShelf or HighShelf filter and go back to the previous screen, those filters are changed back to peak filters. Is there any updates on this issue. I contacted the...

Hi @FiiO , I acquired the BTR15 a month ago and I'm having issues with the latest firmware 3.5 update. I see that you guys finally added shelf filters! When I try setting a specific bandwidth to Low/High shelf filter, it does not save the filter properly. They always revert to the peak filter...