# Custom firmware for N02

**URL:** <https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875>\
**Category:** AprilBeacon\
**Created:** [February 3, 2023, 6:21pm UTC](https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875 "2023-02-03T18:21:50Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![vderoc](https://bbs.aprbrother.com/letter_avatar_proxy/v4/letter/v/7ba0ec/32.png) [@vderoc](https://bbs.aprbrother.com/u/vderoc)\
**Post date:** [February 3, 2023, 6:21pm UTC](https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875/1 "2023-02-03T18:21:51Z")

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I’m writing a custom firmware for my N02 but I need private key to upload it to the beacon.

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**Author:** ![aprilpea](https://bbs.aprbrother.com/user_avatar/bbs.aprbrother.com/aprilpea/32/9_2.png) [@aprilpea](https://bbs.aprbrother.com/u/aprilpea)\
**Post date:** [February 6, 2023, 2:32am UTC](https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875/2 "2023-02-06T02:32:28Z")

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Can you flash your own firmware with jlink instead?

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<div class="post-metadata">

**Author:** ![vderoc](https://bbs.aprbrother.com/letter_avatar_proxy/v4/letter/v/7ba0ec/32.png) [@vderoc](https://bbs.aprbrother.com/u/vderoc)\
**Post date:** [February 6, 2023, 5:44am UTC](https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875/3 "2023-02-06T05:44:59Z")

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That would mean break framework of beacon, I prefer not to break.

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<div class="post-metadata">

**Author:** ![aprilpea](https://bbs.aprbrother.com/user_avatar/bbs.aprbrother.com/aprilpea/32/9_2.png) [@aprilpea](https://bbs.aprbrother.com/u/aprilpea)\
**Post date:** [February 6, 2023, 7:22am UTC](https://bbs.aprbrother.com/t/custom-firmware-for-n02/1875/4 "2023-02-06T07:22:01Z")

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see my private message