If stuck at 50% or 75%, try restarting the ACC app or briefly unplugging the USB cable to "nudge" the connection between the base and headset.
If you're on the newer Gen 5, the process has moved entirely to the G HUB software, but for your Gen 4, the Command Centre remains the primary gatekeeper. astro a50 gen 4 firmware link
If you'd like, I can find specific versions of the software or check for newer patch notes for Xbox or PlayStation compatibility. If stuck at 50% or 75%, try restarting
Note: Xbox versions may have a different build number (e.g., 39964.0), but the principle remains. Always use the version ACC provides, as Logitech stages rollouts per serial number. If stuck at 50% or 75%