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Firmware changelog

Firmware changelog is a log of all notable changes made to Trezor firmware. See respective sections for details.

 

Trezor Model T

 
Version Release date Notes
2.6.4 20 December 2023 source code, +extra Bitcoin-only firmware
2.6.3 15 November 2023 source code, +extra Bitcoin-only firmware
2.6.0 19 April 2023 source code, blog post, +extra Bitcoin-only firmware
2.5.3 2 November 2022 source code, blog post, +extra Bitcoin-only firmware
2.5.2 17 August 2022     source code, blog post, +extra Bitcoin-only firmware
2.5.1 18 May 2022     source code, blog post, +extra Bitcoin-only firmware
2.4.3 8 Dec 2021 source code, blog post, +extra Bitcoin-only firmware
2.4.2 16 Sep 2021 source code,  +extra Bitcoin-only firmware
2.4.1 14 July 2021 source code,  +extra Bitcoin-only firmware
2.4.0 9 June 2021 source code,  +extra Bitcoin-only firmware
2.3.6 15 February 2021 source code,  +extra Bitcoin-only firmware
2.3.5 10 February 2021 source code, blog post, +extra Bitcoin-only firmware
2.3.4 7 October 2020 source code, blog post, +extra Bitcoin-only firmware
2.3.3 2 September 2020 source code, blog post, +extra Bitcoin-only firmware
2.3.2 5 August 2020 source code, blog post, +extra Bitcoin-only firmware
2.3.1 3 June 2020 source code, blog post, technical details blog post, +extra Bitcoin-only firmware
2.3.0 15 April 2020 source code, blog post, +extra Bitcoin-only firmware
2.2.0 8 January 2020 retracted
2.1.8 6 November 2019 source code, +extra Bitcoin-only firmware
2.1.7 14 October 2019 source code (minor bug fix), +extra Bitcoin-only firmware
2.1.6 2 October 2019 source code, +extra Bitcoin-only firmware
2.1.5 4 September 2019 source code, +extra Bitcoin-only firmwaree, blog post
2.1.4 12 August 2019 source code (minor bug fix)
2.1.3 7 August 2019 source code (retracted)
2.1.1 5 June 2019 source code
2.1.0 6 March 2019 source code, Product blog, Security Updates Blog, Dev Corner Blog
2.0.10 5 December 2018 source code (minor bug fix)
2.0.9 7 November 2018 source code, blog post
2.0.7 25 June 2018 source code, blog post
2.0.6 23 March 2018 source code
2.0.5 1 March 2018 source code (initial release)
  


 

Trezor Safe 3

 
Version Release date Notes
2.6.4 20 December 2023 source code, +extra Bitcoin-only firmware
2.6.3 15 November 2023 source code, +extra Bitcoin-only firmware
  
    

Trezor Model One

 
Version Release date Notes
1.12.1 15 March 2023 source code, release article, + extra Bitcoin-only firmware
1.11.2 17 August 2022     source code, blog post, +extra Bitcoin-only firmware
1.11.1 18 May 2022     source code, blog post, +extra Bitcoin-only firmware
1.10.5 19 Jan 2022 source code, blog post, +extra Bitcoin-only firmware
1.10.4 8 Dec 2021 source code, blog post, +extra Bitcoin-only firmware
1.10.3 16 Sep 2021 source code, +extra Bitcoin-only firmware
1.10.2 14 July 2021 source code, +extra Bitcoin-only firmware
1.10.1 9 June 2021 source code, +extra Bitcoin-only firmware
1.10.0 12 May 2021 source code, blog post, +extra Bitcoin-only firmware
1.9.4 10 February 2021 source code, blog post, +extra Bitcoin-only firmware
1.9.3 2 September 2020 source code, blog post, +extra Bitcoin-only firmware
1.9.2 5 August 2020 source code, blog post, +extra Bitcoin-only firmware
1.9.1 3 June 2020 source code, blog post, technical details blog post, extra Bitcoin-only firmware
1.9.0 15 April 2020 source code, blog post, +extra Bitcoin-only firmware
1.8.3 4 September 2019 source code, +extra Bitcoin-only firmware, blog post
1.8.2 7 August 2019 source code, Security Updates Blog
1.8.1 1 May 2019 source code (minor bug fix)
1.8.0 27 February 2019 source code, Product blog, Security Updates Blog, Dev Corner Blog
1.7.3 20 December 2018 source code (minor bug fix)
1.7.2 18 December 2018 source code, blog post, security update blog post
1.7.1 7 November 2018 source code, blog post
1.6.3 20 August 2018 source code, blog post
1.6.2 25 June 2018 source code, blog post, security update blog post
1.6.1 21 March 2018 source code, blog post
1.6.0 16 November 2017 source code, blog post
1.5.2 16 August 2017 source code, blog post, security update blog post
1.5.1 31 July 2017 source code
1.5.0 19 May 2017 source code, blog post
1.4.2 25 January 2017 source code
1.4.1 21 October 2016 source code
1.4.0 31 August 2016 source code
1.3.6 7 June 2016 source code, blog post
1.3.5 15 February 2016 source code, blog post
1.3.4 4 August 2015 source code, blog post
1.3.3 2 April 2015 source code
1.3.2 21 March 2015 source code
1.3.1 16 February 2015 source code
1.3.0 27 December 2014 source code
1.2.1 30 July 2014 source code
1.2.0 1 July 2014 source code
1.1.0 11 June 2014 source code
1.0.0 29 February 2014 source code (initial release)