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Software and firmware versions | Bose SoundLink Flex Portable Speaker (2nd Gen)
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SoundLink Flex Portable Speaker (2nd Gen) Firmware Versions
Version 8.2.16
Date: 3 March 2026
Release Notes: It is recommended the customer also make sure they have the latest version of the Bose app to ensure a smooth update for the speaker.
Updated voice prompts and tones. Streamlined audio feedback to help you get back to the sound you love without missing a beat.
Version 4.11.26
Date: 23 September 2025
Release Notes: System optimization improvements to enhance overall stability and performance
Version 4.11.4
Date: 10 June 2025
Release Notes: Improvements to Bluetooth speaker linking
Version 4.3.30
Date: 26 September 2024
Release Notes: General bug fixes and improvements
Version 4.3.24
Date: September 2024
Release Notes: Initial release
SoundLink Flex Portable Speaker SE (2nd Gen) Firmware Versions
Version 8.2.16
Date: 3 March 2026
Release Notes: It is recommended the customer also make sure they have the latest version of the Bose app to ensure a smooth update for the speaker.
Updated voice prompts and tones. Streamlined audio feedback to help you get back to the sound you love without missing a beat.
Version 4.11.20
Date: 21 November 2025
Release Notes: Corrects battery charge level indication after exiting battery protection mode
Version 4.11.16
Date: September 2025
Release Notes: Initial release
Bose App Latest Releases
7 July 2026
iOS Version: 13.1.7
Android Version: 13.1.7
Android Version: 13.1.7
Release Notes:
- Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
1 June 2026
iOS Version: 13.0.7
Release Notes:
- Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
18 May 2026
iOS Version: 13.0.6
Android Version: 13.0.7
Release Notes:
- Added support for the new Lifestyle Collection Wi‑Fi home audio products. Connect and control your new system directly in the app.
- Faster, more seamless product setup. Improved onboarding makes it easier to get started.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
21 April 2026
iOS Version: 12.2.10
Android Version: 12.2.11
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
3 February 2026
iOS Version: 12.1.7
Android Version: NA
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
20 January 2026
iOS Version: 12.1.6
Android Version: 12.1.6
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
10 December 2025
iOS Version: 12.0.50
Android Version: 12.0.50
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
04 November 2025
iOS Version: 12.0.12
Android Version: 12.0.13
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
Previous Versions
Software Release Archive
Bose App Version 11
28 October 2025
iOS Version: N/A
Android Version: 11.5.20
Release Notes: Android: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
7 October 2025
iOS Version: N/A
Android Version: 11.4.5
Release Notes: Android: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
12 August 2025 / 18 August 2025
iOS Version: 11.3.5, 11.3.6
Android Version: 11.3.6
Release Notes:
iOS: Addressed and fixed key issues to help improve your overall experience. Bug Fix.
Android: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 17 and up (This release no longer supports iOS 16 or earlier)
Android: 13 and up (This release no longer supports Android 12 or earlier)
1 July 2025
iOS Version: 11.2.9
Android Version: 11.2.8
Release Notes:
iOS: Addressed and fixed key issues to help improve your overall experience.
Android: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 16 and up (This release no longer supports iOS 15 or earlier)
Android: 11 and up (This release no longer supports Android 10 or earlier)
6 May 2025
iOS Version: 11.1.12, 11.1.13
Android Version: 11.1.12
Release Notes:
iOS: Addressed and fixed key issues to help improve your overall experience. Hotfix to address issues found in 11.1.12.
Android: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
iOS: 16 and up (This release no longer supports iOS 15 or earlier)
Android: 11 and up (This release no longer supports Android 10 or earlier)
1 April 2025
iOS Version: 11.08
Android Version: N/A
Release Notes:
iOS: Hotfix to resolve issues found in 11.0.6
Compatible OS Versions:
iOS: 16 and up
No support for iOS 15 or earlier
25 March 2025
iOS Version: 11.06
Android Version: 11.05
Release Notes:
iOS: Siri control for Headphones & Earbuds now available. General bug fixes & improvements.
Android: General bug fixes & improvements.
Compatible OS Versions:
iOS: 16 and up (No support for iOS 15 or earlier)
Android: 11 and up (No support for Android 10 or earlier)
Bose App Release Archive
14 January 2025
iOS Version: 10.6.6
Android Version: 10.6.5
Release Notes: Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
Android: 11 and up (No support for Android 10 or earlier)
iOS: 16 and up (No support for iOS 15 or earlier)
19 November 2024
iOS Version: 10.5.5, 10.5.7
Android Version: 10.5.5
Release Notes:
iOS: Addressed and fixed key issues to help improve your overall experience. 10.5.7 Bugfix.
Android: Added a page in product settings to manage your Companion Device Permissions. Addressed and fixed key issues to help improve your overall experience.
Compatible OS Versions:
Android: 11 and up (No support for Android 10 or earlier)
iOS: 16 and up (No support for iOS 15 or earlier)
8 October 2024
iOS Version: 10.4.7
Android Version: 10.4.8
Release Notes:
iOS: Addressed and fixed key issues to help improve your overall experience.
Android: Added a new feature to enhance overall app and Bluetooth product performance for Android devices. Improved the Bose app widget to support different widget sizes.
Compatible OS Versions:
Android: 11 and up (No support for Android 10 or earlier)
iOS: 16 and up (No support for iOS 15 or earlier)
14 August 2024
iOS Version: 10.3.13, 10.3.12 (No longer available. Included with 10.3.13)
Android Version: 10.3.11
Release Notes:
iOS: Bug Hotfix (10.3.13). Quick access to My Bose account tools. Revamped Bose Modes look to make settings more visible. Other improvements and bug fixes.
Android: Same as iOS.
Compatible OS Versions:
Android: 11 and up (No support for Android 10 or earlier)
iOS: 16 and up (No support for iOS 15 or earlier)
18 June 2024
iOS Version: 10.2.6, 10.2.5 (No longer available. Included with 10.2.6)
Android Version: 10.2.4
Release Notes: iOS & Android: Bug fix and general cleanup.
Compatible OS Versions:
Android: 10 and up (No support for Android 9 or earlier)
iOS: 15 and up (No support for iOS 14 or earlier)
21 May 2024
iOS Version: 10.1.6
Android Version: 10.1.6
Release Notes:
iOS: Support for Bose SoundLink Max Portable Speaker. Shortened setup process. Redesigned My Bose membership flow. Bug fixes and cleanup.
Android: Same as iOS. Introduced new widget for Bluetooth products.
Compatible OS Versions:
Android: 10 and up (No support for Android 9 or earlier)
iOS: 15 and up (No support for iOS 14 or earlier)
30 April 2024
iOS Version: 10.0.0, 10.0.1
Android Version: 10.0.0
Release Notes:
iOS: Bug fix and cleanup. New app name and icon.
Android: Same as iOS.
Compatible OS Versions:
Android: 10 and up (No support for Android 9 or earlier)
iOS: 15 and up (No support for iOS 14 or earlier)
2 Apr 2024
iOS Version: 9.1.8
Android Version: 9.1.9
Release Notes:
muis. Continued improvements to support your favorite Bose products. Improved adding your product to your account on a second device. Introduced new paths to learn about product features and functionalities. Streamlined out-of-box experience for new earbuds (products released in 2022 or later). Fixed bugs and general cleanup.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
7 Nov 2023
iOS Version: 8.1.3
Android Version: 8.1.3
Release Notes:
Updated experiences, features, and imagery for Ultra Headphones, Ultra Earbuds, and Headphones. Added a feature to help you get the most out of in-home products. Addressed and fixed key issues to improve overall experience.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
3 Oct 2023
iOS Version: 8.0.6
Android Version: 8.0.6
Release Notes:
Made sure the app is ready for new products. Fixed bugs and did general cleanup under the hood.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
11 Sept 2023
iOS Version: 8.0.6
Android Version: 8.0.5
Release Notes:
Made sure the app is ready for new products (coming soon!). Fixed bugs and did general cleanup under the hood.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
11 Aug 2023
iOS Version: 7.2.6
Android Version: 7.2.7
Release Notes: Minor bug fixes.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
8 August 2023
iOS Version: 7.2.6
Android Version: 7.2.5
Release Notes: Fixed bugs and did some general cleaning up under the hood.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
19 June 2023
iOS Version: 7.1.5
Android Version: 7.1.5
Release Notes: Fixed bugs and did some general cleaning up under the hood.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
23 May 2023
iOS Version: 7.1.2
Android Version: 7.1.4
Release Notes:
Added support for Bose Portable PA systems: S1 Pro+, L1 Pro32, L1 Pro16, L1 Pro8. Fixed bugs and general cleanup.
Compatible OS Versions:
Android: 10.0 and up
iOS: 15 and up
4 Apr 2023
iOS Version: 7.0.7
Android Version: 7.0.4
Release Notes:
Added support for Bose Portable PA systems: L1 Pro32, L1 Pro16, L1 Pro8. Improved update experience for wearable products. Fixed bugs and general cleanup.
Compatible OS Versions:
Android: 10.0 and up (This release no longer supports Android 9 or earlier)
iOS: 15 and up (This release no longer supports iOS 14 or earlier)
31 Jan 2023
iOS Version: N/A
Android Version: 6.3.4
Release Notes: Added support for features with future product releases.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
20 Jan 2023
iOS Version: 6.3.3
Android Version: N/A
Release Notes: Added support for features with future product releases.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
17 Jan 2023
iOS Version: 6.3.2
Android Version: 6.3.3
Release Notes: Fixed bugs and did some general cleaning up under the hood.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
6 Dec 2022
iOS Version: 6.2.5
Android Version: 6.2.4
Release Notes: iOS Version, Android Version. Fixed bugs and did some general cleaning up under the hood.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
16 Aug 2022
iOS Version: 6.3.3, 6.1.2, 6.1.1, 6.0.6
Android Version: 6.2.5, 6.1.2, 6.1.1, 6.0.7
Release Notes:
Ready for new products: Smart Soundbar 600 and Bose Music Amplifier. Ready for new product: QC Earbuds II. Fixed bugs and general cleanup (multiple entries).
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
12 Jul 2022
iOS Version: 5.3.11
Android Version: 5.3.10
Release Notes: Fixed bugs and did some general cleaning up under the hood.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
19 Jan 2022
iOS Version: 5.2.3
Android Version: 5.2.3
Release Notes:
Adding Chromecast built-in to smart speakers and soundbars. Stream from cast-enabled services (e.g., YouTube Music Premium, Google Play Music). Fixed bugs and general cleanup.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
16 Nov 2021
iOS Version: 5.1.4
Android Version: 5.1.4
Release Notes: A few tweaks and fine-tuning to make the app more stable and less buggy.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
21 Sep 2021
iOS Version: 5.0.1
Android Version: 5.0.2
Release Notes:
Prepared the app for new products (coming soon!): QuietComfort 45 Headphones and Smart Soundbar 900. Added Modes to QuietComfort Earbuds (Quiet, Aware, customizable). Aware Mode includes ActiveSense™. Firmware update required. Easier volume control for grouped products.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
27 Jul 2021
iOS Version: 4.6.3
Android Version: 4.6.4
Release Notes:
Made it easier to add the Google Assistant to your speakers. Fixed bugs and general cleanup under the hood.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
8 Jun 2021
iOS Version: 4.5.4
Android Version: 4.5.4
Release Notes:
Clearer instructions for connecting accessory speakers to soundbars. For Android: easier to add Google Assistant by linking Bose and Google accounts during setup. Fixed bugs and general cleanup.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
17 May 2021
iOS Version: 4.4.3
Android Version: 4.4.6
Release Notes: Android bug fix update.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
6 May 2021
iOS Version: 4.4.3
Android Version: 4.4.5
Release Notes: Android bug fix update.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
27 Apr 2021
iOS Version: 4.4.3
Android Version: 4.4.4
Release Notes:
Get going faster: during setup of Bose headphones and earbuds, you can skip creating an account. Improved app experience for soundbars and speakers with faster access to controls, favorites, and music services.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
23 Feb 2021
iOS Version: 4.3.3
Android Version: 4.3.4
Release Notes: A few tweaks and fine-tuning to make the app more stable and less buggy.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
1 Dec 2020
iOS Version: 4.2.4
Android Version: 4.2.4
Release Notes:
Adds volume control option for QuietComfort and Sport Earbuds. General stability improvements.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
29 Sep 2020
iOS Version: 4.1.1
Android Version: 4.1.1
Release Notes:
Added an Inbox to the Android app for notifications. General UI and stability improvements.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
09 Sep 2020
iOS Version: 4.0.1
Android Version: 4.0.1
Release Notes:
Allows smart soundbar users to change TV inputs with Alexa. Adds an inbox feature to the app for notifications. Updates suggestions for when the app cannot find a product. iOS 14 support. General stability improvements. Tweaks and fine-tuning for stability.
Compatible OS Versions:
Android: 8.0 and up
iOS: 14.1 and up
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