FIRMWARE DETAILS
Bluetooth Headset Firmware 9.1 beta 2
Build:
9B5043aOct 13, 2026Full OTABeta
View details
- Filename
8c4b03716838f1c3234d13c167a31476dedbff29.zip- File size
- 4.4 MB
- File type
- Full OTA
- Download host
updates.cdn-apple.com- Link availability
- Not verified
Source reports active
- Last link check
- Not checked
- SHA-256
157a91c4ebeb270b1af9fa30ed3932dfd34ac9bb567c9dc1af94d00795c15f8e- SHA-1
eabe9968221a9ad531a8335b5860c75fd7f5f098- Required starting builds
Not reported- Board restrictions
Not reported
OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.
This device normally updates automatically. Catalog files are technical references, not a supported manual installation method.
Compatible hardware (2)
AirPods 4 (Left)
UnknownAirPods1,4 · AirPods3,2 · Device1,8217AirPods 4 (Right)
UnknownAirPods1,4 · AirPods3,2 · Device1,8217Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.
Source provenance
AppleDBhttps://api.appledb.dev/ios/Bluetooth%20Headset%20Firmware%3B9B5043a.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:58 PM UTC
Record fingerprint: 4e680543c9e62660ecd0781e1f3f25c7