Update to H90 fails

[D Junk]

Hi,

Anybody get this when trying to install the latest update. Basically saying it has an error when creating a backup of h90-1.9.11 os

Anybody know how to correct this?

 

H90 Control Version: 1.9.13 – Windows 10
Log started: 18 Dec 2025 6:25:43pm

Initiated firmware update to version: 1.12.5
volume size: 263257088
free space before backup: 198384640
‼️ [H90InstallThread.cpp:401].H90InstallThread::run > Local Backup Error!
Initiated firmware update to version: 1.12.5
volume size: 263257088
free space before backup: 198382080
‼️ [H90InstallThread.cpp:401].H90InstallThread::run > Local Backup Error!
Initiated firmware update to version: 1.12.5
volume size: 263257088
free space before backup: 198384128
‼️ [H90InstallThread.cpp:401].H90InstallThread::run > Local Backup Error!

[tbskoglund]

Sorry to hear you are having update issues. Please carefully follow the instructions below and that should resolve the issue:

Mac

• Connect your H90 to your computer via USB
• Boot the pedal into Recovery Mode: https://cdn.eventideaudio.com/manuals/h90/1.12.5/content/appendix/startup.html#recovery-mode
• You should see a drive on your desktop labeled “H90 Pedal”
• Delete the contents of that drive
• Empty your computer’s trashcan
• On your Mac, go to /Library/Eventide/H90 Control/Firmware
  • If you cannot find the Library/Eventide folder, follow these instructions Accessing the Hidden User Library (macOS)
• There should be 3 files for the latest update: .os, .pak, and .bam
• Manually copy the latest update files to the “H90 Pedal” drive
• Eject the “H90 Pedal” drive and restart the H90

Windows

• Connect your H90 to your computer via USB
• Boot the pedal into Recovery Mode: https://cdn.eventideaudio.com/manuals/h90/1.12.5/content/appendix/startup.html#recovery-mode
• You should see a drive on your desktop labeled “H90 Pedal”
• Delete the contents of that drive
• Empty your computer’s trashcan
• On your PC, go to \AppData\Roaming\Eventide\H90 Control\Firmware
• There should be 3 files for the latest update: .os, .pak, and .bam
• Manually copy the latest update files to the “H90 Pedal” drive
• Eject the “H90 Pedal” drive and restart the H90

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