Line 6 helix firmware July 8, 2019 16 32 64 128 Line 6 helix firmware update Line 6 helix firmware 3.8 Line 6 helix firmware 3.71 Line 6 helix firmware 3.7 Line 6 helix firmware 4.0 Line 6 helix firmware update 2024 Line 6 helix firmware version Line 6 helix lt firmware update Line 6 helix lt firmware Line 6 helix lt latest firmware
