Error 405 causes installation failure

Last updated on Jul 30, 2025

Learn how to resolve error code 405 "There was a problem installing your app" during Adobe app installation.

Error 405 indicates that the app you're trying to install isn't natively supported on ARM-based devices, such as Windows on ARM or Apple Silicon Macs. This typically happens when the app hasn’t been optimized for the ARM architecture.

Solution

Check the system requirements of your app and try installing it again on a compatible device. Learn which Adobe apps are currently supported on Windows on ARM and Apple silicon.